Dow
400 Firestop Sealant White 380ML

NE101800
Intumescent acrylic sealant for interior use. Class 2 fire rating. Mould resistant.
400 Firestop Sealant White
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In detail

Dow Corning Firestop 400 is an instrument acrylic sealant for internal applications, developed to maintain the integrity of fire walls or partitions. 

It does not emit halogenated by-products under fire conditions. 

Up to a 2 hour fire rating can be achieved Tested to BS 475 Part 22:1987 and BS 476 Part 7:1987. 

Class 2 classification for surface spread of flame mean toxicity index 2. 0 when tested to NES713:1985. 

Resists mildew and mould growth. 

Size
380ML 

Additional information

400 Firestop sealant is a one component Acrylic sealant. An intumescent acrylic sealant specifically designed for internal perimeter jointing around fire rated door and windows frames. Fire rated. See data sheet for further information and product certified configurations.

Up to 2 hours fire rating can be achieved. Non corrosive, ready to use. Good unprimed adhesion to most common construction materials. Meets ISO 834.

Product information

Store dry and cool (between 5 and 30°C), Contains 5-Chloro-2-methyl-3-(2H)-isothiazonlone, mixt. with 2-methyl-3(3H)-isothiazolone. May produce allergic reaction.