WeatherSide Purity Fiber‑Cement Siding Specs

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    Where to purchase or for more information:

    Option 1:
    Use the GAF Distributor Locator to find a distributor or retail location.

    Option 2:
    Visit to see product availability.

    OPTION 3:
    For more information, please email us at

    • Classic Look: Virtually identical in size and shape to many old asbestos siding shingles that are no longer available.
    • Factory Pre-primed:  Allows you to paint and match your existing siding or trim!
    • Safe:  WeatherSide™ Fiber-Cement Siding contains NO asbestos.
    • Durable:  Fiber-cement construction helps resist warping, rotting, expansion/contraction, UV degradation, and even termite infestation.
    • Fire-Resistant:  UL Classified to ANS/UL723 and is non-combustible in accordance with ASTM E136.
    • Easy Installation:  After properly removing and disposing of any old siding (in accordance with any local, state, and federal regulations regarding asbestos containing products1), nail in place and paint. No caulking required at the joints.
    • Peace Of Mind:  Backed by a 25-year limited warranty.2
    1We recommend that any removal and disposal of asbestos-containing products be done by a professionally trained asbestos removal contractor.
    2See WeatherSide™ Fiber-Cement Siding Limited Warranty for complete coverage and restrictions.
    Thatched Shingle
    Exposure10-1/2 in. (267 mm)
    Wavy Shingle
    Exposure11 in. (279.4 mm)
    Straight Shingle
    Exposure11 in (279.4 mm)

    Where to buy

    Find a GAF distributor near you.

    Find a contractor

    Find a GAF certified contractor near you.