Norfolk manufacturer of fire, smoke and smoke-shaft dampers.

Leeds manufacturer of cavity barriers and party-wall fire stopping.

Kent manufacturer of fire dampers, smoke control and air control products.

Family-run Yorkshire sealant manufacturer with a certified fire protection range.

Long-established British manufacturer of firestop collars, seals and cavity barriers.

Fire-protection boards, mortars, firestop systems and fire-resistant glazing.

UK manufacturer of firestopping products for service penetrations.

Stone wool manufacturer with the FirePro firestopping range, made in Wales.

Home of the Actionair fire and smoke damper range in the UK.

Rochdale manufacturer of flexible fire barriers and ablative batt systems.

Manchester manufacturer of cavity fire barriers and service-penetration firestops.

Thetford manufacturer of fire dampers, smoke control and tunnel dampers.