PriceCompass
Dowsil Firestop 400 Acrylic Sealant White 380ml 2938863/C06

Dowsil Firestop 400 Acrylic Sealant White 380ml 2938863/C06

Dowsil

Dowsil Firestop 400 Acrylic Sealant White 380ml 2938863/C06

Model 2938863/C06

Best price

£7.49atBlueperry agriculture (UK)Lowest we’ve seen
3 retailers comparedSave £4.46 vs the dearest

Where to buy

Retailers stocking this product, cheapest first
RetailerPriceAvailabilityVisit
Blueperry agriculture (UK)Cheapestchecked 4 hours ago£7.49In stockVisit Blueperry agriculture (UK) (opens in a new tab)
Blueperry Tool & Builders Merchants (UK)retailer's price from 16 Jul 2026£9.26In stockVisit Blueperry Tool & Builders Merchants (UK) (opens in a new tab)
Tooled Upchecked 5 hours ago£11.95In stockVisit Tooled Up (opens in a new tab)

Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.

Price history

Full price history

This is the lowest price we have recorded. If you were waiting for a drop, this is it.

£7£8£924 Aug 202617 Oct 2026
Cheapest price across all tracked retailers. Lowest recorded: £7 on 1 Sept 2026.

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About this product

Dowsil™ Firestop 400 is an intumescent 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. Resists mildew and mould growth. Tested to BS 476 Part 22: 1987 and BS 476 Part 7: 1987. A 2 hour fire rating can be achieved.

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