Biostop® 350i Intumescent Firestop Sealant (BIO 66621)

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Biostop® 350i Intumescent Firestop Sealant

Click here to enlarge photo		Biostop® 350i Intumescent Firestop Sealant Model Number BIO 66621 Biostop® 350i is a low cost intumescent one-component, general purpose fire-treated sealant and smoke seal for construction joints and through-penetrations.

Item No.	Desc	Mfg #	Qty. per Case	Price
39-9135	10.3 oz. Cartridge	66620	24	$252.24	Add to order
39-9136	20.2 oz. Sausage Pack	66621	12	$202.32	Add to order
39-9137	30 oz. Cartridge	66622	12	$296.76	Add to order
39-9138	5 Gallon	66623	1	$324.33	Add to order

Details:

Biostop® 350i is and intumescent, water-based, non-sag caulking grade sealant that is easy to apply and great for retrofits. It cures to an elastrometric seal that is suitable where dynamic movement is expected. STC rating 53, tested in a UL 411 wall assembly/section to ASTM E90. Patent #6,207,085.

Meets ASTM E 814 (UL1479) & ASTM E 1966 (UL2079) standards
Highly intumescent
Non-sagging, non-toxic, no VOC’s
Excellent freeze-thaw
Sound rated