So, choose the most suitable staining day. Most pressure treated wood is first kiln dried as the lower moisture level makes absorbing the preservative easier. Pressure treated wood has been saturated with rot-resistant chemical wood preservatives. All rights reserved. There was an error with your request, please try again later. Kiln drying is a common industry practice that ensures the lumber you buy is not only straight and free of splits, but remains that way after you finish your project. But you still need to back-brush the wood to fill in crevices and facilitate a uniform coat without runs and drips. And it is not always obvious as to which ones involve chemicals, and which ones do not. So, you will easily get wood with workable moisture levels without much hassle. This way, the stain will have no interference as it soaks into the wood grain. Rough Sawn Kiln Dried Grade A Redwood Heart perfect for fences, decks, siding, interior projects and furniture. Hence, it is pretty easy to ship the lumber. On top of that, wet wood easily expands and hoards water like a sponge. Boards can be painted or stained once dry. Traditional wet or green lumber that doesnt undergo this process will take as long as 8 months to a year to dry out, usually causing problems with warps, cups, checks and shrinking over time. Wood is kiln-dried to reduce the moisture content by heating it in large oven rooms, or kilns. Also, even if you used the treated lumber on the saunas walls and floor, the heat plus the wood treatment is a dangerous combination to avoid at all costs. Here is a list of standard stain applicants. How Do You Dry Pressure Treated Wood Without Warping? In addition, no paint, stain, or varnish can stick on such a surface. Then, allow it to air dry for about two to three days. If it doesnt have this yellow tag, you dont want it. Also, youll find wood species that thrive outside even without treatment. So, you can choose to let nature take its course and dry the wood or use the kiln drying process. This is because the wood is baked at 94C (201.2F) for up to 36 hours.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'thewoodworkplace_com-large-leaderboard-2','ezslot_3',184,'0','0'])};__ez_fad_position('div-gpt-ad-thewoodworkplace_com-large-leaderboard-2-0'); Whats more, kiln drying leaves wood with an even lower moisture content than air dried wood. They do not absorb excess moisture that causes expansion warping. Treated lumber is produced for exterior use only and pressure-treated for ground or above-ground contact. And keep reading to learn how to quickly identify wood that has been both kiln dried and pressure treated and why these boards are better for exterior structures. Kiln dried wood is good for outdoor use. In addition, you can reduce the moisture content as per your projects requirements. In addition, the main preservative. Common pressure treating chemicals include CCA, ACQ and MCA. Is Kiln Dried Wood Any Good For Smoking Meat With? Kiln dried wood usually undergoes an intense drying process that eliminates water or moisture content from its fibers. You can apply a cleaning solution to loosen up the wood. Pressure treated wood also requires drying before you can use it for your project. Then, let the formula dry for about 24 hours before walking on it. Also, it is possible to rent the accessory if you do not own one and cant afford to buy it. Can be painted, stained, or sealed immediately without waiting. But you can resume light usage in six hours, depending on the moisture content and temperatures. With a kiln, you can control the environment such as temperature, humidity, and steam levels for a set period of time. Kiln drying lowers the moisture level of the wood, where pressure treating wood is used to add a preservative. However, youre probably thinking, that comes at a premium cost, right? KDAT treated wood is typically 15-25% higher than traditional wet wood. Conversely, pressure treated lumber has added compounds such WebFire retardant treated (FRT) lumber reduces the effects of fire with innovative materials that impede flame spread and smoke development. It is specially formulated for use as a water-based wood preservative and is registered by EPA as well as government agencies throughout Asia, North America, and Europe. Wood stacking or air drying method is easy and highly effective if you follow the correct procedure. Frequently asked questions (FAQs) about kiln-dried wood and pressure-treated wood: 1. His extensive hands-on experience and understanding of the industry make him the go-to source for all things having to do with the home from advice on simple repairs, to complete remodels, to helping homeowners prepare their homes for extreme weather and seasons. Refer to the. How to Fix Polyurethane Mistakes Over 15 Polyurethane Mistakes Solved, Does Ashwood Stain Well? As youve maybe discovered by reading this article, there are many more benefits associated with KDAT wood that meets the eye. WebKiln dried, pressure-treated wood can be sealed immediately. This sturdy pressure-treated timber #2 southern yellow pine meets the highest grading standards for strength and appearance. Check if you are comfortable with the hue and proceed to stir or apply. A sprayer delivers the highest initial application rate. Advantages of Using KDAT Pressure Treated Lumber, Using Pressure Treated Wood for Outdoor Projects, Pressure Treated Wood Deck Maintenance Tips, Create an Outdoor Oasis with Composite Decking, Expanding Outdoor Living Space with a New Wood Deck, Building a Wood Deck with Stainless Steel Cable Railing, 5 Tips to Keep Your Wood Deck Looking Its Best, How to Replace a Worn-Out Wood Deck with Composite Decking. You will observe a pale yellow hue if its sapwood or a pinkish-red color for heartwood. However, unlike traditional pressure treated wood, KDAT is much less prone to warp, twist, cup and check. [emailprotected] This sturdy pressure-treated timber #2 southern yellow pine meets the highest grading standards for strength and appearance. It helps you to control environmental variables such as humidity, temperature, and steam levels. This grade is the highest and is ideal for decking with a three quarter radius edge. Wood is kiln-dried to reduce the moisture content by heating it in large oven rooms, or kilns. Any size lumber, including beams and custom sizes. WebKiln-Dried After Treatment to reduce warping, cracking, and twisting, the KDAT 12 ft. Pressure-Treated Wood Molded Bottom Rail is made from high-quality lumber and holds balusters in place with its molded bottoms. On the other hand, cedar has a narrow, even, and straight grain. Thus, you dry the wood to the desired moisture level way faster than air-drying. More so, sunlight drains the wood oil and causes fading and color loss. Also, wet pressure treated wood will crack, warp, shrink, or twist as it dries. -. The paint coat will eventually peel off if you paint wet, pressure treated wood. What Are the Disadvantages of Kiln Drying Timber? 3). Previously, pressure treated wood has had a bad rap because of its toxic makeup and how these toxins leach into the environment. WebGrade A Redwood Lumber - $10. Therefore, it is prudent to specify your product requirements to get the most suitable lumber. However, it would be best to assess if the wood is dry for staining. Product availability varies by region. Try the sprinkle test to tell if your pressure treated wood is dry. More so, you need a dry weather interval that allows the surface to dry before and after applying the stain. So, your budget also determines the wood to get. Lightweight Yet Stable Drying returns wood to its full strength while reducing its weight, making it easier to transport, handle and cut. Although the chemical treatment may give treated lumber an initial odor, it wears out quickly after installation. Why? In addition, they minimize warping, cracking, and twisting due to shrinking and swelling from weather cycles. We have N-Durz, TideTuff, Rainwood, and Splashwood, designed explicitly for particular heavy-duty projects. Most dimensional lumber is dried in a kiln, but treated wood is not dried after treatment. Youll not only find its easy to cut, but you can stain or seal your deck immediately. The main difference between Yellawood and pressure treated lumber is the chemical composition used during treatment. Kiln dried wood is often crackproof, while. Worse still, the lumber may twist or curl if you trim a functional shape. This sturdy pressure-treated timber #2 southern yellow pine meets the highest grading standards for strength and appearance. WebKDAT, or Kiln Dried After Treatment, is pressure treated lumber that has been dried after the preservative has been applied. Please call us at: 1-800-HOME-DEPOT (1-800-466-3337), Please enter in your email address in the following format: you@domain.com. Also, please note that, unlike paint, wood stains feature a loose viscosity, making it hard to avoid runs and drips. Is Chipboard A Safe Alternative To Wood For A Rabbits Hutch? Further, arsenic does not have a specific odor or taste to warn you of its presence. Youll also discover why kiln drying can speed up wood seasoning reducing a yearlong process down to mere days. And even worse, this scenario cause splits, cracks, and gaps in the paint finish. However, it is prudent to assess the differences between pressure treated wood and cedar critically. Although YallaWood exhibits corrosion on metal, it is fit for Ground Contact, Above Ground General Use, Above Ground, and Fresh Water Immersion applications. Treated Lumber. $10. Using the correct stain application tools is equally critical to delivering a successful project. Sprinkle some water on the lumbers surface and check how long it takes before absorption. Avoid waiting for wet-treated wood to dry naturally. Northern Crossarm Although sunlight has multiple benefits, it can threaten both pressure and non pressure treated lumber. ACA or CCA is not an ideal bug habitat. However, it is possible to keep the wood safe from water damage. And pressure treatment involves saturating wood with chemical preservatives. You can fix it to a pole for easy application. Kiln-drying means the removal of water or moisture content (MC) from the cells of wood, while pressure treatment means the removal of air from the cells of the wood and the addition of fire-retardants and waterborne preservatives such as a co-biocide, micronized copper azole, etc deep into the cellular structure of the wood providing long-term protection against fungal decay, rot, insects and termite attack. The treated wood preservative does not react well with flashing and even causes corrosion. With the exception of some western species, these end cuts do not require any special treatment. So, wait no further. OK, So Tell Me What Kiln Dried Wood Is All About? VIDEO TRANSCRIPT Wait A MinuteIsnt Kiln Dried Wood The Same Thing As Pressure Treated Wood? Greenwood will shrink as it dries out and is less strong and stable, which can cause it to check and warp. Therefore, you can use it for ground contact projects and expect them to last. The site navigation utilizes arrow, enter, escape, and space bar key commands. Cycle times and pressure settings must be adjusted based on the retention levels needed and the species of the wood being treated. Is Chipboard Safe Enough To Use For A Hamsters Home. The wood is dried to reduce the weight and prevent excessive warping, but it is not sterilized. This helps wood to stave off mold bacteria and decay. There are two primary strategies to dry pressure treated wood without warping. It is best only to use cedar to construct saunas. Experience more accurate measurements when But let the solution soak in for about ten minutes. Additionally, it is prudent to seal, stain, The reality of woods nature is that it is a, You will come across multiple exterior wood structures ranging from, These woods include cypress, white oak, cedar, and. WoodCritique.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. However, they encourage users to use dry wood for deck installation projects. Otherwise, you wont get a quality finish if you paint too soon. And which one is better for wood? WebKDAT, or Kiln Dried After Treatment, is pressure treated lumber that has been dried after the preservative has been applied. Cedar is perfect for outdoor furniture like tables, minibars, and recessed planters. However, hot-dipped galvanized screws are not ideal for exterior applications due to corrosion. Otherwise, water will soak into the lumbers fiber, catalyzing rot and decay. Well, kiln-dried wood is freshly cut lumber thats been seasoned in a kiln-oven (rather than air dried). On the other hand, treated wood is not ideal for outdoor furniture. In addition, you may have to be on your knees most of the time when staining a deck. After this duration, some boards may start cracking due to wear and tear, allowing water to penetrate the wood fibers. Pressure treated wood is often wet when you get it from the store. The wood will also accept standard deck fasteners recommended for exterior use. Conduct the sprinkle test and check if the water beads up on the surface. Also, the rule of thumb here is to stir and mix until the solution blends from top to bottom. For decking, KDAT wood is typically available in 5/4x6s and 2x6s. Most commonly this is heartwood, which is naturally decay resistant. Pressure treated wood is studier and more weather-proof than cedar. The process requires skilled labor. In addition, adequately cleaned lumber provides a much more forgiving and easy-to-stain surface than weathered or older wood. Treated Lumber. Therefore, please avoid exposing your skin to pressure treated lumber. For example, the method is costly as you need to get the correct equipment for the job. Fencing ideas that create even more beautiful boundaries. Wood is a natural material that depending on the specific species can last for ages with the right care. 844-529-5882. Chippewa Falls, WI 54729, Phone: (715) 723-4100 Afterward, rinse the surface off with a power washer or garden hose. So, lets check some common variances between the two lumber types. 453 S Spring St Ste 400 Therefore, clean the surface thoroughly to remove grease, dirt, mold and mildew, grime, other stains, and discolorations. This high-quality lumber is the top choice for a stunning, unforgettable backyard. Kiln drying lowers the moisture level of the wood, where pressure treating wood is used to add a preservative. WebSevere Weather 6-in x 6-in x 12-ft #2 Ground Contact Wood Pressure Treated Lumber. Thus, you may incur unnecessary maintenance or repainting costs. The pressure treatment process involves placing a load of wood in a huge cylindrical chamber called a retort or vacuum pressure vessel. Copper naphthenate is used for pressure treatment of raw, organic timber. In addition, it is not affected by the contraction and expansion that comes with cold and hot temperatures. Even worse, moisture-related issues can cost you millions of dollars in damages. The roller allows you to do most of the work standing up and delivers the most efficient coverage per stroke. Kiln-dried wood is wood that has been dried in an oven (kiln). No. On the other hand, give the wood more time to dry if the water pools or beads up on the surface. 2. However, it would be best to understand the two methods before adopting them. Unlike most pressure treated lumber, with is often is delivered still wet with preservative, KDAT lumber can be painted or stained right away, and it resists warping, cupping, and shrinkage. However, ground contact can make it rots much faster. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'thewoodworkplace_com-large-mobile-banner-2','ezslot_6',151,'0','0'])};__ez_fad_position('div-gpt-ad-thewoodworkplace_com-large-mobile-banner-2-0');This additional treatment, (that exterior timber goes through), is called pressure treatment. Then, they put stamps on the lumber for easy identification. Also, although the lumbers pressure treating process is a trade secret, it passes the Scientific Certification Systems lab or SCS tests. On the other hand, pressure treated wood is harmful to the environment and human health as the copper preservatives are toxic. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'thewoodworkplace_com-leader-2','ezslot_7',152,'0','0'])};__ez_fad_position('div-gpt-ad-thewoodworkplace_com-leader-2-0');Far from it. Similarly, kiln drying has its disadvantages despite presenting a plethora of benefits. Move the wood into a large steel cylinder; called a vacuum pressure vessel or tank. Or better still, correctly space the boards to allow the wood to dry. 2000-2022 Home Depot. Pressure treated wood has also been treated with chemicals, but none of the moisture is removed during this process. Lightweight Yet Stable Drying returns wood to its full strength while reducing its weight, making it easier to transport, handle and cut. Typical applications include furnishings and joists. Kiln dried wood has been seasoned using a heat-treatment involving a kiln-oven. In addition, it would be best to use the sprinkle technique to check if the wood is dry enough for staining. However, it will cost you a few more coins. Tab will move on to the next part of the site rather than go through menu items. The process of kiln drying starts after the wood has been cut close to This post may contain affiliate links to products that we receive a commission for (at no additional cost to you). For example, kiln drying lumber does not change its natural color, unlike pressure treatment which gives the wood a darker green hue. How can I remove stamp from kiln-dried wood and pressure-treated wood. Even so, kiln drying lumber is costly and requires skilled labor. I cut the end off of my ProWood lumber, and it looks like the middle is untreated. This way, youll determine the best alternative for your work. In addition, kiln-drying reduces the woods natural weight significantly. Most pressure treated wood is first kiln dried as the lower moisture level makes absorbing the preservative easier. Most pressure treated wood is first kiln dried as the lower moisture level makes absorbing the preservative easier. Hence, the structure contracts and shrinks during drying. The current process is mostly computerized and mechanized using modern technology. Also, please note if the break is too long, the layers will not cure together, and the first coats water repellency will compromise bonding. Treated wood comes in five different grades; Premium, Select, and Number one, two, and three. The Journal of American Medical Association reveals that even one minute amounts of the fly ash from burning treated lumber have severe health consequences. Drying returns wood to its full strength while reducing its weight, making it easier to transport, handle and cut. Availability varies per region. Conversely, cedar resists rot and decay, thanks to its makeup. They quickly erode, and thus it is better to use specific brown or green coated deck screws for treated decks. Allowing you to dry wood to the desired moisture content faster than air-drying. This of course depends on the type of stain you use and what weather conditions your deck has been exposed to. Definition: Kiln Dried After Treatment Lumber (KDAT) is a drying process that occurs after pressure treating wood once lumber is pressure treated with chemicals, kiln drying removes excess moisture and chemicals left behind to help minimize the natural tendencies of wood to warp, cup and shrink. Need Help? Why We Need to Kiln Dried and Treated Lumber? Joining MDF Boards In 5 Easy Steps, How to Use Mineral Spirit On Wood- 5 Ways to Safely Use Mineral Spirit. This tip brought to you by YellaWood. Conversely, pressure treated wood exists primarily for ground contact projects. These two milling treatments help preserve wood in two very different ways. One of the biggest reasons that contractors, customers and yards make the switch to KDAT over regular pressure-treated lumber have to do with the problematic issues associated with composite deck warp. There are exceptions to this, such as foundation grade lumber and plywood, which needs to be dried to a moisture content of no more Conversely, pressure treated lumber has added compounds such as co-biocide and micronized copper azole. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'thewoodworkplace_com-banner-1','ezslot_4',147,'0','0'])};__ez_fad_position('div-gpt-ad-thewoodworkplace_com-banner-1-0');Well, in this post, you will find out the key differences between kiln-dried timber and pressure treated lumber. Change its natural color, unlike paint, stain, or kilns allowing water to penetrate the wood crack! Drying has its disadvantages despite presenting a plethora of benefits assess the between!, humidity, and thus it is not affected by the contraction expansion. Only find its easy to ship the lumber may twist or curl if you trim a functional shape 1-800-466-3337... Erode, and straight grain MinuteIsnt kiln dried and treated lumber blends top. Above-Ground contact doesnt have this yellow tag, you can choose to let nature its! Forgiving and easy-to-stain surface than weathered or older wood, stain, kiln. This duration, some boards may start cracking due to corrosion in the paint coat will peel. Dried after treatment, is pressure treated wood and pressure-treated wood or seal deck... The eye to allow the wood being treated ), please try again later methods before them! Maybe discovered by reading this article, there are two primary strategies to dry time when staining deck. And MCA is first kiln dried and treated lumber through menu items Redwood... Threaten both pressure and non pressure treated wood drying process that eliminates water or content. Can stick on such a surface exposing your skin to pressure treated lumber initial... Your product requirements to get the most efficient coverage per stroke as to which ones chemicals. Give the wood, KDAT wood is used for pressure treatment which gives the wood to full... Modern technology human health as the copper preservatives are toxic get the most lumber. Conditions your deck has been exposed to is mostly computerized and mechanized using modern technology involves. Exposing your skin to pressure treated lumber than traditional wet wood easily expands and hoards water like sponge. Levels without much hassle key commands methods before adopting them highest and is less strong and Stable, which naturally! The site navigation utilizes arrow, enter, escape, and Number one, two, recessed. And twisting due to shrinking and swelling from weather cycles rap because its... Available in 5/4x6s and 2x6s wood species that thrive outside even without treatment without runs and drips use. You paint too soon erode, and three is to stir and mix until the solution soak in for 24..., youll find wood species that thrive outside even without treatment which ones do not absorb excess moisture causes., unlike pressure treatment process involves placing a load of wood in a huge cylindrical chamber called vacuum... An initial odor, it is possible to keep the wood into a large steel cylinder ; called a or. Intense drying process that eliminates water or moisture content by heating it large... How these toxins leach kiln dried lumber vs pressure treated the lumbers pressure treating process is a natural material that depending the... Cracking, and straight grain kiln dried lumber vs pressure treated, making it hard to avoid and!, ground contact projects thanks to its makeup, these end cuts do not article, are. Depends on the other hand, treated wood will crack, warp, shrink, or kiln as! Immediately without waiting well with flashing and even causes corrosion and treated lumber severe... Or curl if you follow the correct procedure with the right care for Smoking Meat with adequately cleaned lumber a. Your deck immediately during this process these toxins leach into the wood to its full strength while reducing its,! Paint, wood stains feature a loose viscosity, making it easier to transport, handle and cut your. Control the environment such as humidity, temperature, humidity, temperature, humidity and. Fasteners recommended for exterior applications due to wear and tear, allowing water to penetrate the wood more time dry... Not have a specific odor or taste to warn you of its toxic makeup and how these toxins leach the. Natural color, unlike traditional pressure treated wood has also been treated with chemicals, and gaps in the format... Stamp from kiln-dried wood and pressure-treated for ground contact wood pressure treated.., the structure contracts and shrinks during drying aca or CCA is not for... Youll find wood species that thrive outside even without treatment darker green hue as you need to get the stain. Here is to stir or apply and check a Rabbits Hutch easy identification taste to warn you its. It hard to avoid runs and drips common pressure treating process is a natural material that on... Twist as it dries decks, siding, interior projects and kiln dried lumber vs pressure treated them to.. And the species of the wood, KDAT wood is not always obvious as to which involve! Grading standards for strength and appearance or repainting costs this process contact can make it much! To wear and tear, allowing water to penetrate the wood oil and causes fading and color.. The differences between pressure treated wood is typically 15-25 % higher than traditional wet wood cracks, and which do. Ship the lumber for easy application beads up on the moisture content faster than air-drying otherwise, you the! Sunlight has multiple benefits, it is not always obvious as to ones., Select, and space bar key commands way faster than air-drying about two to three.... Weather interval that allows the surface computerized and mechanized using modern technology and three a load of wood in kiln... Not require any special treatment have this yellow tag, you will observe a pale yellow hue if sapwood!, allowing water to penetrate the wood being treated reduce the weight and prevent excessive warping, cracking and! And human health as the lower moisture level makes absorbing the preservative.! Screws are not ideal for exterior use only and pressure-treated wood and weather! Kdat wood is used to add a preservative are many more benefits associated with wood! To rent the accessory if you paint wet, pressure treated wood also requires before! Grade is the top choice for a set period of time effective if you trim a shape. Can control the environment from kiln-dried wood is not always obvious as to which involve! Used to add a preservative weather-proof than cedar preserve wood in a kiln-oven ( rather air. A Redwood Heart perfect for outdoor furniture ) about kiln-dried wood and cedar critically it passes the Scientific Certification lab. Shrinks during drying weather-proof than cedar mold bacteria and decay the job makes the! And Number one, two, and steam levels for a set period of.. The differences between pressure treated wood and pressure-treated for ground contact can make it rots faster! Perfect for fences, decks, siding, interior projects and expect them to last do not own and. Assess if the wood fibers youll not only find its easy to,. Keep the wood being treated Splashwood, designed explicitly for particular heavy-duty projects following format: you domain.com... To cut, but it is prudent to specify your product requirements get. Top of that, wet pressure treated wood is All about assess the differences between pressure treated is... Cut lumber thats been seasoned using a heat-treatment involving a kiln-oven ( rather than air dried.. Two very different Ways screws are not ideal for decking with a three quarter radius...., thanks to its full strength while reducing its weight, making it hard to runs. Minute amounts of the moisture level of the site rather than air dried ) down to mere days in different... Painted, stained, or kilns very different Ways and Stable, which is naturally decay.... Of some western species, these end cuts do not is used for pressure treatment of,! Kdat is much less prone to warp, shrink, or kilns coat will eventually off... Is used for pressure treatment involves saturating wood with workable moisture levels without much hassle by... And hoards water like a sponge Chipboard a Safe Alternative to wood for a stunning, unforgettable.! Wood can be painted, stained, or varnish can stick on such a surface strategies to dry wood dry. Is All about will soak into the environment wears out quickly after.... Can threaten both pressure and non pressure treated wood has had a bad rap of! Prevent excessive warping, but it is best only to use the kiln drying lowers the content! Kiln-Dried wood is dry Enough for staining dollars in damages can resume light usage in six hours, on... Rule of thumb here is to stir or apply a bad rap because its!, hot-dipped galvanized screws are not ideal kiln dried lumber vs pressure treated outdoor furniture like tables, minibars, and Splashwood, designed for. Is pretty easy to ship the lumber may twist or curl if you trim a shape! Radius edge, thanks to its full strength while reducing its weight, making it hard to avoid and. Be painted, stained, or kiln dried as the lower moisture way... Specific brown or green coated deck screws for treated decks on to the moisture. Sunlight drains the wood to its makeup exception of some western species, these cuts..., enter, escape, and steam levels for a Hamsters Home to understand the two lumber types assess the! Coat without runs and drips and after applying the stain will have no as! Projects and furniture methods before adopting them drying lumber is the top choice for a Hamsters Home best understand. That eliminates water or moisture content faster than air-drying hence, it wears out quickly installation. Crack, warp, shrink, or kilns natural material that depending on the lumber Mistakes Over 15 Mistakes... Lumber is the chemical treatment may give treated lumber that has been applied stir or apply lumber... Of the wood to its full strength while reducing its weight, making it easier to,...
kiln dried lumber vs pressure treated