tongue groove decking water drainage

tongue groove decking water drainage

What is Tongue and Groove Decking? (with pictures)

Tongue and groove roof decking is often made of thicker-than-standard material ranging from 2 inches (about 5 cm) to 4 inches (about 10 cm). Tongue and groove roof decking might have two sets of grooves and corresponding tongues cut into the material.

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Can I Use Tongue and Groove Boards for Decking? | Seven Trust Depot Blog

Leave at least 2 sides of the upper deck space open for cross ventilation. Tongue and groove decking should be used for covered porches and patios only. Do not allow standing water to collect under the deck. Ensure that the ground is adequately sloped under the deck to eliminate standing water under the structure.

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2 in. x 6 in. x 12 ft. #2 Pine Tongue and Groove Ground ...

Tongue and grooved edge; Must use ground contact pressure treated lumber where lumber is at risk for poor air circulation less than 6 in. from the ground or has poor or no water drainage below the structure

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Easy Fix For Porch Leaking Into Basement - Deck building tips ...

Years ago many homes in the Northeast had front porches built directly over the basement foundation. The only thing holding back the cold snowy weather and the rain was 1 inch thick tongue and groove pressure treated porch decking that was painted to seal it from the elements and keep the water out. This is not a good idea.

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AridDek Aluminum Waterproof Decking Boards | Wahoo Decks

Deck boards fit together in a tight tongue and groove configuration forcing most of the water to run off the surface. Any water that gets through the tongue and groove is funneled into the integrated gutter channel creating a 100% watertight decking surface.

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Will a tongue and groove deck make the underneath waterproof?

I'm replacing an existing Seven Trust deck. I would also like the space under the deck to be a usable patio and therefore want to somehow waterproof the underside of the deck. The guy who came to give a quote on rebuilding it suggested using tongue and groove mahogany which he says will prevent any water f...

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How to Install Tongue & Groove Mahogany Decking | Home Guides ...

Although installing mahogany tongue-and-groove decking boards is similar to installing interior flooring boards there are some key differences. ... The gap allows water to drain and the decking ...

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Seven Trust Decking Installation - Seven Trust Deck Install

Ensure the deck substructure is pitched away from the house to allow for adequate water runoff. We recommend a minimum pitch of a 1/4" per 10 ft. for proper drainage on Standard and Pregrooved decking. For Tongue and Groove decking a more aggressive pitch is recommended. We highly recommend using a 1/4" per foot slope.

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Seven Trust Decking Installation - Seven Trust Woods USA

Tongue and groove deckings only option is to have it direct on top of your floor joists. The deck needs ventilation underneath so you can’t install them directly on any sub-floor. The lumber needs to be covered and also will need a pitch away from the house for drainage. There are no gaps in tongue and groove decking.

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