Flame Control Class “A” Intumescent Fire Retardant Systemt This system should be used to meet the most severe building or fire code requirements.

No. 6 Clear Wood Sealer is a crystal clear, hard wood sealer developed primarily for use with Flame Control fire retardant varnishes. Coverage varies (300-450 sq. ft./gal), but the surface must be thoroughly sealed before applying Flame Control No. 166 Varnish.