Onduvilla Over Exhisting Roof

I ve had three hurricanes and countless numbers of bad storms with my yard being flooded with 6 20 inches of water from.

Onduvilla over exhisting roof.

Onduline s lightweight roofing systems have been designed and developed with the knowledge and expertise of roofers. Onduvilla is compatible with any size house and roof style where asphalt shingles have been installed. Follow the overlapping guides that are in place on shingles. If the structure can support the added weight a typical 20 square 2 000 square foot reroof will cost at least 1 000 less than a tear off job.

Parallel to corrugation with utility knife. Fits many home styles. Since they can be laid over existing asphalt shingles they re a relatively easy product for most roof installers to lay which also eliminates the labor to remove original materials. Mark the location of the top of the uncut shingle on the felt.

Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. Use the chalk line to mark the line at that spot across the roof. Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Most building codes allow two layers of organic or fiberglass asphalt shingles on roofs with a 4 12 pitch or less and three layers on steeper roofs.

The uncut shingle should hang a quarter of an inch over the roof edge. Onduvilla onduvilla roofing shingles 3 5 ft x 1 33 ft ribbed red asphalt roof panel. Call 844 371 2345 to request a free evaluation and estimate for your roof. Overlap shingles 3 5 inches.

Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. Know your town s regulations regarding roofing materials since some don t permit more than two roofing layers. Overlap ridge trim 7 inches. One layer is fine in most cases.

Most standard roof structures. Installation is fast and efficient. Apply over solid decking or up to 1 layer of shingles. We have a range of lightweight roof shingles for your diy project whether renovating or building from new.

Continue marking lines every five inches up to the roof ridge. Position one of the uncut shingles on top of a trimmed shingle. The onduvilla roofing system is designed to fully replace an asphalt shingle roof.