how to keep a deck over a slab from rotting

Install a Ground-level deck over a concrete patioInstall the sleepers directly on the concrete. The old patio's surface must be solid and reasonably flat. Gravel, sand, dirt, and concrete pavers are NOT suitable materials upon which to install the sleepers and decking because the sleepers are not sturdy enough to span gaps, as with a normal raised deck. You may need to use non-rotting shims or additional concrete underneath some of the sleepers to maintain level and add stability. Use sleepers that are code-approved, long lasting, ...

Building a Wooden Deck Over a Concrete One: 6 Steps (with Pictures)Wood is by far warmer and better looking than concrete, and if you maintain it properly it can easily last a couple of decades before you need to start replacing a piece here or there. On the downside, obviously, is the commitment to maintain it regularly. and by regularly, I mean a thorough cleaning and restaining (or repainting) once every two or three years. Replacing the concrete deck with wood could have been done in one of two ways: completely demolish the concrete porch and ...

What Are Sleepers When Installing a Deck? | Hunker12 apr 2017 ... Concrete and metal sleepers work well for building retaining walls, but these materials are too hard to attach normal deck boards to for a basic deck. Treated and untreated wood ... decking laid directly over packed soil will rot quickly, and wood laid over concrete rots, as well, when moisture is trapped between the two materials. Sleepers can also stabilize a deck when ... Benefits. Sleepers keep your chosen hardwood materials off the ground. This allows builders and ...

Deck Installation Tips: Installing Decking Over Sleepers10 Jul 2013 ... architects and builders often ask us for deck installtion tips when installing Ipe and other hardwood decking on sleepers over concrete and rooftop decks. ... If the sleepers are installed perpendicular to the flow of the drainage, this will impede or stop the water from draining. Some designers will ... Recycled plastic lumber is often used for sleepers because it is rot resistant and should last as long as the decking material and the rest of the deck structure. If pressure ...

How to replace a concrete pier to prevent wood rot - YouTube19 Sep 2014 ... This is the last of a 2-part amateur demonstration of how I replaced a post that was rotted out from underground moisture. after removing the old post I modi...

Building a wood deck over a concrete slab - Straight Dope Message ...18 Nov 2014 ... Rent a 2-4 inch concrete drill and have at it. Try to hit all the low areas you know collect puddles in the rain. Use ceramic tile, brick or another indestructible base for your pilings, topped with good pressure-treated timber. That half-inch to a couple of inches of zero-rot will keep the timbers high and dry enough to greatly extend their lifetime. Use composite for the decking and railings. Wood is expensive if you use second-rate stuff and crazy-spensive if you use first-rate ...

My 5 Secrets to Prevent Wood Rot - The Craftsman Blog12 Nov 2012 ... Working in a wet climate, like Florida, I have assembled a very specific routine to prevent wood rot on anything I build that will be outdoors. ... But when you nail or fasten wood (especially on horizontal surfaces) it is worth the extra effort to countersink and plug the fasteners. ... Most of the tropical hardwoods like Ipe, Cumaru and Teak are all great choices for decking since they are so hard and resistant to rot and insect damage, but they can be more expensive.

That deck post can't rot. It's been treated. | Matthew Klein | Pulse ...18 aug 2015 ... to help prevent rotting of deck or balcony posts, I recommend that they be installed on concrete footings that extend from the frost line to about 6 inches above the soil line. (Some people might then call them piers instead of footings. For clarity, I am sticking with the term footings.) Posts should be elevated slightly above and anchored to the footings. Many options exist for hardware that can both elevate and anchor posts (just do an internet search for "post anchor").

How to Build a Deck Over a Concrete Patio | Family HandymanYou can avoid the cost and mess of tearing it out by just screwing down wood sleepers and decking over it. ... to keep step heights equal, you'll have to raise the treads by the same distance you raise the patio (2-1/2 to 3-1/2 in.). On ... Figure a: deck over a Patio. Sleepers screwed to the concrete allow you to screw on decking. Spacers and flashing tape protect sleepers from moisture and rot. Fascia boards hide exposed edges for a neater look. For a, printable version of Figure a, see ...

Build a No-Rot, No-Maintenance Deck | Family HandymanWe framed the deck with pressure-treated wood, which will last for decades, and then covered the framing with plastic/ wood composite decking and an engineered wood trim, aluminum balusters and fiber cement siding (more on these later).With these ... You'll need to lay out the concrete footings and anchors (Figure a) precisely, because the posts that attach to the footings are an integral part of the railing above. .... keep the bottom outrigger set 1-1/2 in. above the brackets. Next, cut ...

Can someone explain why wood in contact with concrete causes rot ...When wood is kept in direct contact with concrete, the moisture in the concrete will be dn up into the wood, and after a period of time the wood will rot. a sill gasket made from a soft plastic material is designed to prevent moisture to seep from the foundation to the lumber frame. Sometimes just a simple plastic sheet is placed under the bottom plate if a wall is built on a basement cement floor which provides the same barrier. I hope this helps, Chris ...

There are lots of new decking products on the market ... - PinterestThere are lots of new decking products on the market, and deck building methods continue to evolve and improve. Here are some of the best tips and products for.

Don't Build Decks That Rot | Professional Deck Builder | Lumber ...1 Mar 2007 ... For example, nail 2x4s to the bottom of the joists diagonally out from the house. If the deck is freestanding, use cross bracing. Even with pressure treatment, it is nearly impossible to protect the posts well enough to prevent the in-ground (or in-concrete) ends from rotting. You should keep the posts out of the ground by installing them on concrete piers formed with Sonotubes, extended 6 inches above grade. I imbed a Simpson CBSQ saddle to sit 1 inch above the pier.

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