Under Patio Roof With Drainage

If your patio is completely flat and has low spots where the water collects it needs to be angled or sloped slightly so the water will run off the surface much like a roof gutter is sloped to direct water to the downspout.

Under patio roof with drainage.

Even if you move it off the patio and away from the house you may still have to move the water elsewhere. You can install a french drain at the edge of the patio downslope to do this. Round up the materials for an under deck drainage system. More simply the patio can be designed with a channel running around all four sides.

What makes the underdeck ceiling so innovative is its simple and efficient system of vinyl gutters and panels which attach underneath the deck. The underdeck ceiling system can turn the ugly space under your deck into an outdoor haven that s dry bright clean and enjoyable without costly reconstruction. This channel will be the drain and will catch all the water that falls on to the patio. Water pooling on a patio or deck can cause mildew growth can stain concrete and creates slippery conditions.

French drains could be installed under the patio feeding in to the main drain planned in step 2. Under deck ceiling systems provide an all in one drainage and ceiling finish that is particularly suitable for areas beneath a deck that are high enough off the ground to provide a sheltered outdoor living space below. Wide and 12 ft. Drain path and trench the french drain should run from the patio area where the water pools to a lower spot on your property.

Use a channel drain system to transfer water to a safe location. Here are the most common causes for patio drainage problems. The panels he used are 26 in. Make your own from a pvc pipe with holes in the bottom buried under the gravel that allows water to sink to the pipe once it hits.

He attached the panels with special roofing screws that have hex heads and neoprene washers for sealing. A system compatible aluminum trough is fastened below the joist header to carry runoff to one or more downspouts that drain to the ground outside the protected area. Dig a channel or trench to a depth of about 18 to 24 inches and depending on the size of the drainage pipe 6 to 12 inches wide.