Home / Materials / Dec-Tec™ Professional Line Classic and CoolStep PVC roof membranes

Dec-Tec™ Professional Line Classic and CoolStep PVC roof membranes

Name: Dec-Tec™ Professional Line Classic and CoolStep PVC roof membranes
Brand: Skyline Building Systems (USA) Inc.

This is a listed roofing assembly. Listing 8180-2403:0001. This site cites astm-e108-ul-790. Match the model and orientation. A listing is not a permit.

Dec-Tec documents fiberglass-reinforced, walkable PVC membranes in Classic and CoolStep lines, with 76-inch master-roll width; its current catalog offers Classic in 60- and 80-mil thicknesses and CoolStep in 80 mil. CAL FIRE OSFM listing 8180-2403:0001 covers the named membrane, cement-board, adhesive, plywood-deck, and framing assembly.

Kind: listed-assembly. Brand: Skyline Building Systems (USA) Inc.. Listing evidence: OSFM WUI handbook 2026-08-25. Page reviewed 2026-08-25. JSON (CC BY 4.0)

Documented attributes

Each value below points to its field-level manufacturer, official-listing, test-report, or standard-body evidence.

Attribute	Value	Evidence source
Assembly role	roof covering	Dec-Tec Classic Line membrane specifications (manufacturer)
Width	76 in	Dec-Tec Classic Line membrane specifications (manufacturer)
Solid surface	Yes	Dec-Tec Classic Line membrane specifications (manufacturer)

Program	ID / source	Evidence date	Expires	Status
CAL FIRE BML	8180-2403:0001 · Search BML for 8180-2403:0001	2026-08-25	2027-06-30	listed

Tests and programs cited

ASTM E108 / UL 790 · test-method
OSFM BML · listing-program

Models named on the listing

Model	Application
Dec-Tec Classic 60-mil membrane	walkable roof or rooftop deck in the listed assembly
Dec-Tec Classic 80-mil membrane	walkable roof or rooftop deck in the listed assembly
Dec-Tec CoolStep 80-mil membrane	solar-reflective walkable roof or rooftop deck in the listed assembly

Match the membrane line and thickness, minimum 1/4:12 slope, 15/32-inch AC fir plywood over the listed framing, 1/2-inch cement board, Dec-Tec WBA 100, SBA 100R, or SBA 200VC adhesive, fastening, seams, and flashing to OSFM listing 8180-2403:0001 and current Dec-Tec instructions.
OSFM listing is not a permit. The authority having jurisdiction decides.

Can I use this here

This trace joins product evidence to a sourced code application, then keeps every boundary, map, date, project check, documented constraint match, and still-undocumented field visible. It is not a permit result. Full explorer: Can I use this here.

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The rule and every matching product for the United States

Requirement constraints (5)

Each table below compares this product's documented attributes against one published requirement. That comparison is a fact about the product and the requirement, and does not change from place to place, so it is printed once.

Requirement constraints (5)

Each table compares this product's documented attributes with one published requirement. That comparison does not change from place to place, so it is printed once here and linked from every jurisdiction below.

Kittitas high/extreme Class A roof covering undocumented
Field	Required	Documented value	State
Assembly role	Assembly role = roof covering	roof covering	matched
Fire rating	Fire rating = class a	Not documented	undocumented

Kittitas low/general Class C roof floor undocumented
Field	Required	Documented value	State
Assembly role	Assembly role = roof covering	roof covering	matched
Fire rating	Fire rating is one of class a, class b, class c	Not documented	undocumented

Kittitas moderate Class B roof floor undocumented
Field	Required	Documented value	State
Assembly role	Assembly role = roof covering	roof covering	matched
Fire rating	Fire rating is one of class a, class b	Not documented	undocumented

2006 Utah UWUI noncombustible roof covering undocumented
Field	Required	Documented value	State
Assembly role	Assembly role = roof covering	roof covering	matched
Noncombustible	Noncombustible = Yes	Not documented	undocumented

2006 Utah UWUI Class A roof covering undocumented
Field	Required	Documented value	State
Assembly role	Assembly role = roof covering	roof covering	matched
Fire rating	Fire rating = class a	Not documented	undocumented

Where this applies

A product is a national record; where it applies is a fact about a place. The rule that binds a given address — and every product matching it — is published on that place's own answer page, linked above and re-linked by the location lens. The complete per-place claim graph for this record, including every open official check, is in its JSON twin.

Sources

2025 OSFM WUI Listed Products Handbook (2 September 2025) — CAL FIRE OSFM (official). Accessed 2026-08-23.
OSFM Building Materials Listing search — CAL FIRE OSFM (listing-body). Accessed 2026-08-23.
Dec-Tec Classic Line membrane specifications — Skyline Building Systems Inc. (manufacturer). Accessed 2026-08-25.
Dec-Tec CoolStep Line membrane specifications — Skyline Building Systems Inc. (manufacturer). Accessed 2026-08-25.

Dec-Tec™ Professional Line Classic and CoolStep PVC roof membranes. FireApproved. https://fireapproved.com/materials/skyline-building-systems-usa-inc-dec-tectm-professional-line-pvc/. Last verified 2026-08-25.