Assembly No. |
MRP/EAS A-02 |
Slope:
Deck Type:
Details: |
Unlimited
Combustible
- Required for CAN/ULC S107: Nominally 15/32 in. APA rated plywood sheathing installed over nominal 2 in. 4 in. SPF grade 2 lumber, with an additional nominal 2 in. x 4 in. vertical support batten mid-span
- Optional Insulation (manufacturer specified, certified insulations)
- One of more layers of either Malarkey underlayments “Right Start UDL”, “Arctic Seal 401” or underlayments complying with current ASTM D 226 Type I or Type II, ASTM D 4869 Type I or Type II, ASTM D 6757 and meeting CSA A123.16; ASTM D 1970 or CSA A123.22-08 self-adhered and be Listed for use with a Class A asphalt shingle roof systems with a notation whether the underlayment can be used over an entire roof surface or only at perimeter/eave areas (self-adhered membranes)
- The Alaskan, Legacy, Legacy AB Scotchgard, Ecoasis Premium, Windsor, Windsor Starter, Legacy XL Scotchgard, or Windsor Ecoasis Scotchgard shingles fastened in accordance with Malarkey’s installation instructions using roofing nails |
Assembly No. |
MRP/EAS A-03 |
Slope:
Details: |
Unlimited
- Nominally 15/32 in. APA rated plywood sheathing installed over nominal 2 in. 4 in. SPF grade 2 lumber, with an additional nominal 2 in. x 4 in. vertical support batten mid-span.
- A single layer No. 15 felt of fastened in accordance with the manufacturer’s installation instructions
- Vista AR shingles fastened in accordance with Malarkey’s installation instructions using roofing nails |
Assembly No. |
MRP/EAS A-04 |
Slope:
Details: |
Unlimited
- Nominally 15/32 in. APA rated plywood sheathing installed over nominal 2 in. 4 in. SPF grade 2 lumber, with an additional nominal 2 in. x 4 in. vertical support batten mid-span.
- A single layer No. 15 felt of fastened in accordance with the manufacturer’s installation instructions
- DuraSeal shingles fastened in accordance with Malarkey’s installation instructions using roofing nails |
Assembly No. |
MRP/EAS A-05 |
Slope:
Details: |
Unlimited
- Nominally 15/32 in. AC grade plywood sheathing
- A single layer No. 15 felt of fastened in accordance with the manufacturer’s installation instructions
- Highlander NEX, Highlander NEX AR, or Ecoasis NEX shingles fastened in accordance with Malarkey’s installation instructions using roofing nails |
Assembly No. |
MRP/EAS A-06 |
Slope:
Details: |
Unlimited
- Minimum 3/8 in. Type ACX plywood
- A single layer of underlayment complying with ASTM D226 Type II fastened in accordance with the manufacturer’s installation instructions
- ASTM D3462 3-tab shingles, self-sealing, single-layer roof covering. Smart Start™ starter shingle secured using four 1-1/4" roofing nails spaced 1" and 13" from shingle sides and 2" from shingle butt |
Assembly No. |
MRP/EAS A-07 |
Slope:
Details: |
Unlimited
- Minimum 3/8 in. Type ACX plywood
- A single layer of underlayment complying with ASTM D226 Type II fastened in accordance with the manufacturer’s installation instructions
- ASTM D3462 3-tab shingles, self-sealing, single-layer roof covering. 10 in. or 12 in. RidgeFlex shingle secured using two 1-1/4" roofing nails spaced 1" from shingle sides and 6" from shingle butt |