Rooftopguard ii is a 5 ply 100 asphalt and asbestos free high strength performance roofing underlayment used on stoop sloped roofs beneath composite metal clay concrete slate wood and other roofing materials.
Rooftop guard 2 underlayment.
Rooftopguard ii must be attached to the structural roof deck material using plastic or steel cap roofing nails having a minimum of 1 diameter cap spaced at 12 on vertical and 14 on horizontal.
Its 5 layer polypropylene polyethylene construction results in high strength low weight unmatched tear resistance and long life that simply blows away the competition.
Drip edges shall be installed over underlayment along rake edges.
This article series discusses roofing felt specifically addressing the roofing code or roofing manufacturer s requirements for use of an underlayment such as roofing felt tarpaper or other underlayment products beneath asphalt shingles and other.
If the roof underlayment isn t completely flat especially on the overlapping seams a standing seam metal roof will show every wrinkle of the felt.
Rooftopguard ii is the high tech high performance new generation of roof underlayment.
Felt details for various roof slopes amp.
The drip edge shall extend back on the roof a minimum of 2 inches 51 mm.
Drip edges shall be mechanically fastened a maximum of 12 inches 305 mm on center.
These unique design features when coupled with exceptional tear strength and excellent adhesion allows the contractor to easily carry the roll up and down the ladder.
Rooftopguard ii premium synthetic roofing underlayment is a long term solution that provides an excellent moisture barrier can be used under all types of roofs is a superior alternate to 15 and 30 paper felt.
Roofing underlayment roofing felt requirements.
With rooftopguard ii rooftopguard ii lays flat covers quickly with the 5 wide rolls and you can actually walk on it not only when it s dry but wet also.
All plastic or steel caps must be attached flush with the underlayment surface and nails must be fastened at a 90 degree angle to the deck.
Is roofing felt required.