moisture under wood decks

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Lumber Grade; Staining Decks Professional Deck Builder

How does moisture content affect the life of the stain? I was always under the impression that it is very important to wait for optimal 12 percent moisture content in pressure-treated lumber. Does the moisture content vary with different species of wood, like cedar or ipe? Steve StelkicDoylestown, Ohio

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Moisture in new concrete roof decks - Construction Specifier

After steel and wood, concrete is one of the most common types of decks specified in the roofing industry. The material makes up 13 to 14 percent of the new and retrofit low-slope construction market.

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10 Tips for Keeping your Wooden Deck Looking New - Angieslist

Seal your deck to protect it against moisture from rain and dew, which will cause the wood to swell. Sealing the deck will also protect it against the sun, which can shrink and dry the wood. The alternating cycles of expanding and shrinking will cause the wood to warp, cup, crack and gray.

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Is Mulch or Gravel Best to Put Under a Stairs or Deck

If the area under your deck or stairs will collect water or is prone to gathering moisture, an inorganic mulch such as gravel, crushed rocks or river rocks is best. Gravel is a good material to place under outdoor structures, because it allows water to drain and doesn't decompose.

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Deck Building - Ground Level - Ask the Builder

Water vapor from the soil can cause severe cupping of the decking. The underside of the decking boards readily absorb moisture that evaporates from the soil. The drying action of the sun and wind dries the top side of the decking. The dry top and wet bottom of the decking produces the internal wood stresses that cause cupping.

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Vapor Barrier Under Deck? - General Discussion

Perhaps add a fan to increase air flow. Basically just keep the air space under the deck drier than it normally would be. Best case scenario with decks of this type is to coat all sides of the boards before install. That helps keep moisture from entering and potentially causing problems with the coating.

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The 3 Biggest Problems Affecting Hardwood Decking

The closer to the ground a structure is built, the more moisture the wood will retain. The less ventilation under a deck, the more moisture the wood will retain. The bottom of the wood decking boards will retain as much of this moisture as nature allows.

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moisture under wood decks - hotelparis813.com

Under deck waterproofing systems provide a moisture proof barrier that prevents rainwater from dripping down from the spaces between deck boards onto a deck or patio located directly beneath an upper deck.

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How do I reduce the moisture under an exterior wood deck?

Existing conditions: 2000 sq.ft of deck, 3/4" x 4" cumaru planks with 3/8" spacing, over 2x8 pt joist and double 2x12 pt beams, over helical piles. depth of deck to bot of dirt is approximately 18

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How to Handle Mold and Mildew Under Your Deck HomeAdvisor

The appearance of deck mildew and mold on top of the deck is actually a more common problem than mold and mildew below. The cause of your mold problem, as well as your mold removal strategies, will vary depending on your decking material. Wood Decks. If youve got a wood deck with mold and deck mildew problems, the most likely cause is neglect.

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What can I put under my deck to keep the moisture in

Humidity pooled there can certainly ruin wood decks but the way the wood is sealed has lots to do with it's stability. To corden off this deck and subject it to sunny confines raises many questions about the clouds of volitile chemicals you can possibly trap and disperse throughout your home.

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4 Problems to Avoid with Your Decks Clspace Angie's List

Two kinds of moisture problems can occur in the space under decks: moisture from humidity and flooding. If your home is located atop a steep hill or near a creek or river, flooding can occur. During the humid summer months, moisture can collect and become trapped in clspaces, which can lead to mold growth and adversely affect your health.

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