ARMOUR 30 180 GSM skid quantity, price per roll $129.99
ARMOUR 180gsm at 39lbs per roll is a heavyweight, maximum tear out strength, maximum protection, maximum walkability product. It is the highest strength option from ARKint, and has the ARMOUR GRIP² surface, that is known for walkability without static that causes the shingle to fight back at being placed accurately and quickly. This produces excellent results while keeping safety a top priority. ARMOUR 180gsm having maximum fastener tear out strength for steep slopes and protects your home as a secondary waterproofing membrane.
Price
$3,249.75/ per skid 25 roll bundle price
Installation
Install ARMOUR 180 over a clean, dry, properly fastened deck. Roll out parallel to the eave with the printed side up and align the first course with the drip edge.
Horizontal laps: minimum 4 in on slopes 4:12 and steeper; use a 24 in lap (double coverage) on slopes between 2:12 and 4:12.End laps: minimum 6 in, staggered at least 6 ft between courses.Fasten with 1 in plastic cap nails or cap staples: every 8–12 in along the printed lap lines and two staggered rows at 24 in on center in the field.Tighten to the enhanced fastening pattern printed on the sheet for extended exposure or high-wind regions.Install code-required self-adhered ice-and-water membrane at eaves, valleys, and penetrations before the field courses.
The printed instructions on each roll, local code, and the primary roof covering manufacturer's instructions govern where more restrictive. See our installation guide article for the full crew checklist.