Gap Filling, Gaskets & Board

Glass Weight

Calculator

For single, double or triple glaze.

Height

Width

Thickness:

Pane 1

Pane 2

Pane 3

Weight

Sealant use

estimator

Depth

Width

Length

Cartridge size

You'll Need

You'll Use

View the range here

Enhance your building’s fire protection with the top-rated Astroflame Gap Filling, Gaskets, and Fire Boards, available at Dortech Direct. These products are designed to seal gaps, joints, and penetrations, providing reliable fire-stopping solutions in both residential and commercial buildings

NEW

Astro PFP FR Putty Cord

£13.54 £11.28
NEW

Astro PFP FR EX Mortar 20lt

£31.16 £25.97
NEW

Astro High Strength Compound 20kg

£48.54 £40.45
NEW

Astro Intumescent Pillow

The price depends on the options chosen on the product page

Starting at £6.38 £5.32

Add to Basket
NEW

Astro FR Ceiling Air Valve (Supply)

The price depends on the options chosen on the product page

Starting at £50.74 £42.28

Add to Basket
NEW

Astro PFP FR Board

As low as £35.76 £29.80
NEW

Astro FRA Socket Box Cover

The price depends on the options chosen on the product page

Starting at £9.32 £7.77

Add to Basket
NEW

Astro FRA Socket Box Insert

The price depends on the options chosen on the product page

Starting at £2.38 £1.98

Add to Basket
NEW

Astro PFP FR Putty Pad

The price depends on the options chosen on the product page

Starting at £2.70 £2.25

Add to Basket

Invest in superior fire safety with Astroflame Gap Filling, Gaskets, and Fire Boards, available now at Dortech Direct. Shop today and ensure your building is fully protected from the spread of fire and smoke with industry-leading fire-stopping solutions!