Magma Firestop -Fire Retardant Spray for Thatch

Magma Firestop® a proven and effective flame retardant for thatch and wood.

Magma Firestop® is a brand name of AD Magma Industries who provide an extensive range of superior quality fire retardants intended for treatment of organic materials.  The products are proven and tested internationally. The excellence and care in the development and manufacturing process guarantees efficient and reliable formulations.

Magma Firestop® for thatched roofs is a well-established product, trusted in the fight against thatch fires.  It is a spray which gives protection from fire risks in the form of sparks, flying embers, fireworks, Chinese lanterns, bonfires, and barbeques etc.

The Burgoynes Report (Forensic Investigation into the cause of thatch fires in England) shows that the leading cause of thatch fires is ejected embers and chimney fires.  The Fire Protection Association were commissioned by Historic England and NFU Mutual to research thatch woodburners and chimneys. Their reportconcurred with Burgoynes investigation.  It also confirmed that the previous Heat Transfer theory is “unrepresentative of reality”.

Peace of mind that you are reducing the risk of ejected embers and sparks causing a thatch fire.  A fire retardant spray is often requested by insurers who may also offer reduced premiums.

Grand Designs – Live Thatch Fire Test- Thatch-safe & Magma Firestop


Opening Times

Monday, Tuesday, Wednesday and Friday: 9.00am – 5.00pm
Late Night Opening: Thursdays until 7pm
Saturday: 9.00am – 1.00pm
Out of hours appointments available on request.

Visit our Showroom

Unit 1, Garlands Trading Estate, Cadley Road, Collingbourne Ducis, Marlborough, Wiltshire SN8 3EB


Tel: 01264 850742