DOWSIL™ Firestop 400
DOWSIL™ Firestop 400 is an intumescent acrylic sealant for internal applications, developed to maintain the integrity of firewalls or partitions.
Product info
Benefits
- Tested to B.S. 476 Part 22
- A fire rating of up to 2 hours can be achieved
- Resists mildew and mould growth
- 30-45 minutes tack free time
- Good unprimed adhesion to most common construction substrates
- Easy to use, one component sealant
Colours
White
Technical Information
| Where to use | Interior |
| Paintable | Yes |
| Sizes | 310ml, 380 ml |