Flintlastic® STA Plus

Overview
CertainTeed's premium smooth, torch-applied, APP-modified bitumen cap sheet, Flintlastic® STA Plus is valued for its thickness, quick melt and decades of consistent quality. This 177-mil membrane is manufactured with more polymer-modified asphalt than it's "younger brother" Flintlastic® STA, and stress-resisted polyester reinforcement, offering exceptional durability. STA Plus offers some application forgiveness compared with its granulated counterpart, GTA, with a precise selvage edge and lap line. Coat Flintlastic® STA Plus with SMARTCOAT reflective roof coatings for Integrity Roof System Limited Warranties.

Torch-down roofing technology has only strengthened since first coming on the scene in the 1970's. CertainTeed modifies roofing asphalt with plasticizing atactic polypropylene (APP) polymers to enhance product toughness, especially in environments with elevated UV exposure. These APP modified bitumen products are staples of the torch roofing community, e

Features & Benefits

Quick Specs
APP-modified
Polyester reinforcement
98 lbs
1 Square
4.5 mm (177 mils)

Performance
Meets or exceeds ASTM D6222 Grade S, Type I
Excellent elongation/recovery
Incredibly tough

Why Buy
Greater thickness and protection than Flintlastic® STA
Tried and true modified bitumen protection
Quick melt and granule-free surface for speedy application

Warranty
Standard asphaltic membrane warranty durations between ten and twenty-five years
Credentialed Contractors can increase warranty durations by 25% with an Integrity Maintenance Agreement
Product and Product/Workmanship options: Limited Warranty on Materials, Integrity Roof System® Limited Warranty, and Integrity Roof System No Dollar Limit (NDL) Limited Warranty

Warranty durations are based on a combination of system specification and product selection.