Single coverage roll roofing typically has a 2 inch lap with exposed nails and is used mainly on utility structures.
Double coverage roofing.
Install a blue tarp on a roof.
For a slightly sloped roof use the concealed nail method shown.
By gaf 6 101 02 roll.
By gaf 4 101 02 piece.
Double coverage roll roofing home depot.
The 17 inch exposed portion is covered with.
Roofing felt underlayment layers.
Use a trowel to scoop up the roofing cement.
Apply roofing cement to the roof.
Ft sbs self adhering cap sheet roll for low slope roofing in shakewood.
It provides double cover age for the roof and may be used on slopes down to i inch per foot.
Toughening up the roof jlc online gaf liberty 3 ft x 34 100 sq roll roofing installation asphalt asphalt sbs roll roofing installation roll roofing installation asphalt wet patch roof leak repair.
Double layer or double coverage roofing underlayment are defined here.
For a flat or nearly flat roof use double coverage although a torch down modified bitumen or epdm roof is a better solution.
3 ft x 36 100 sq coverage white fibergl mineral.
Working with a helper expect to spend half a day installing flashings and roll roofing for a 700 square foot roof with modest complications.
Apply the cement in stages.
You can get roofing cement at the local hardware or building supplies store.
Rolls of roofing are 36 inches wide and weigh 90 pounds.
Liberty sbs self adhering roofing system will provide long lasting protection for the low slope areas of your property without the danger or hassles associated with the installation of other conventional roofing products.
Owens corning deckseal sa sbs cap 39 375 ft w x 32 833 ft l 100 sq ft shasta white roll roofing.
Learn about the liberty sbs self adhering base ply sheet.
Ft sbs self adhering cap sheet roll for low slope roofing in slate.
Applying double coverage roll roofing double coverage roll roofing is a 36 inch wide sheet of which 17 inches are intended for exposure and 19 inches for a selvage edge.
Click to enlarge any image overlapping plies of roll roofing can be applied to provide double triple or even a 4 ply roof for longer life as we ll detail below.
We explain when double coverage of felt underlayment is recommended and we describe how to figure out if your roofer installed a single layer or double coverage layer or maybe no layer of felt under the roof shingles.