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Consequently, the lumber is saturated when banded and shipped. ACQ is a water-based preservative forced deep into the lumber, usually Southern yellow pine. Douglas Fir – It is very strong and is less prone to warping and spitting than SYP. Severe Weather 2-in x 4-in x 8-ft #2 Prime Pressure Treated Lumber. Albany, CA 94710 Not the crappy, warp filled hem fir you’ll spend more money on at the big box stores. Pressure-treated lumber is ideal for outdoor construction as it has a long, useful life span and is much less expensive than alternatives. Not the crappy, warp filled hem fir you’ll spend more money on at the big box stores. Different applications impose different hazards on wood, and require different amounts of preservative for protection. Grade is a description of the quality of a given species. Model #11655. It is ground contact rated and is virtually free of wane. Premium - Highest grade for ¾ radius edge decking. SYP logs yield a high proportion of sapwood, which works well to absorb preservative. The active ingredients commonly used in treated wood are alkaline copper quaternary (ACQ), copper azole (CA) or micronized copper azole (MCA). One hole is permitted every 2 ft. Wane corners. Hands down the best pressure treated Doug Fir on the market. Because treated wood is often still wet when it is delivered to the site, it will shrink slightly in width and thickness as it dries out. 5/4x6s and 2x6s for decking. Copyright © 2020 Trex Company, Inc. All rights reserved. Treated wood can last more than 40 years. Number 2 - Grain slope must meet minimum 1/8 grain slope. Hands down the best pressure treated Doug Fir on the market. Treated wood can last more than 40 years. Pressure-treated wood has gone through a process that uses high pressure to force a solution of water and preservative agents deep into the lumber to help extend its useful lifespan. Not the crappy, warp filled hem fir you’ll spend more money on at the big box stores. 510.525.1906 It is strong and stiff. Hands down the best pressure treated Doug Fir on the market. Number 3 - The lowest-quality grade. The treatment process involves placing a load of lumber in a huge cylindrical chamber called a retort with a door on one end that can be sealed airtight, and then forcing waterborne chemicals into the wood under pressure. The treatment process involves placing a load of lumber in a huge cylindrical chamber called a retort with a door on one end that can be sealed airtight, and then forcing waterborne chemicals into the wood under pressure. Pressure-treated lumber is ideal for outdoor construction as it has a long, useful life span and is much less expensive than alternatives. It is ground contact rated and is virtually free of wane. In spite of its shortcomings, ACQ-treated wood holds up well. Pressure Treated Douglas Fir Archives - The Lumber Baron | Redwood Lumber, Western Red Cedar Lumber and Reclaimed Wood in the Bay Area and throughout California. The intended use is identified on the tag stapled to each piece of lumber. By clicking GO!, you acknowledge that you have read Trex's, Cedar Decking: Prices, Different Types, Maintenance & More, Redwood Decking: Cost, Maintenace & Types of Redwood, Common Wood Defects: Types & Causes of Lumber Issues, Pressure-Treated Wood: Types, Grading Standards & More, ACQ Alkaline Copper Quaternary (Type B or C), ACQ Alkaline Copper Quaternary (Type A or D), PTI Propiconazole-Tebuconazole-Imidicloprid, SBX Inorganic Boron (non-Formosan termites). The grades provide a tighter presumption of the structural performance of each piece. Treated wood is generally available as dimensional stock in 2x4s, 2x6s, 4x4s and 2x2s for rail components. Treated wood was used primarily for industrial, agricultural, and utility applications, where it is still used, until its use grew considerably (at least in the United States) in the 1970s, as homeowners began building decks and backyard projects. Several species of wood can be treated, but a regionally available species usually predominates in any particular locale. Borates are effective preserva- tives against decay fungi and insects. 2x8s, 2x10s and 2x12s for joists, stair stringers and beams. Durable with an Excellent Finished Appearance . These amounts are called “retention levels,” referring to the amount of preservative retained in the wood after treatment. It is ground contact rated and is virtually free of wane. It is ground contact rated and is virtually free of wane. It has a high consistency and the appearance is very good. Species like southern pine and douglas fir are often used for deck framing. One hole is permitted every 3 ft. Standard - Mid-range grade for 5/4 decking. The treated wood can be painted or stained. DIY Dry Erase Menu Board. Compare; Find My … Closed Sunday, Copyright 2020 The Lumber Baron | All Rights Reserved. Model #11629. It is possible that some boards will become so deformed that they will be unusable. above ground treated wood • Must be used when lumber is less than 6" from the ... 2 in. info@thelumberbaron.com, Mon-Fri 7:30am – 4:30pm for pricing and availability. It must meet a minimum 1/12-grain slope and have all knots sound encased. x 8 ft. #2 and Better Kiln-Dried Heat Treated Spruce-Pine-Fir Lumber (100) Model# 0200352 $ 8 82. Hem-Fir – It is weaker and more prone to warping and splitting than Douglas fir, but more receptive to preservation. Most common are: Southern Yellow Pine - Southern pine is the most common deck framing material in the eastern United States. Knots may not be larger than 2 ¾". A beat-up, decayed 2x8 covered in knots won’t be as strong as a clean, straight-grained one. Red and Ponderosa Pine - Less strong than SYP, found in northern U.S. and Canada. 6x6s for support posts and plywood. Use Category Brief Description UC1 Interior Dry UC2 Interior Damp UC3A Exterior Above Ground, Coated with Rapid Water Runoff UC3B Exterior Above Ground, Uncoated or Poor Water Runoff UC4A Ground Contact, General Use UC4B Ground Contact, Heavy Duty UC4C Ground Contact, Extreme Duty UC5A Marine Use, Northern Waters (Salt or Brackish Water) UC5B Marine Use, Central Waters (Salt or Brackish Water) UC5C Marine Use, Southern Waters (Salt or Brackish Water) UCFA Interior Above Ground Fire Protection UCFB Exterior Above Ground Fire Protection. Sodium octabo-rate, sodium tetraborate, and sodium pentaborate that are dissolved in water Fir – it weaker. We stock 2×4-2×12, 4×4-4×6, and yields a large amount of usable lumber and veneer for plywood won t... 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More interested in less toxic materials, grading inspectors review each piece and separate them onto paths! Also list grades in separate columns to further fine-tune the maximum allowable span SYP logs yield a high of! Strong as a clean, straight-grained one a variety of preservative retained in the broad of. Warping and spitting than SYP of treated wood in the broad category of > better. Contains our range of Green pressure treated Doug Fir contains no treated fir wood or arsenic Fir are often for...

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