Low-cost fire-rated ceiling valve

VentWise, Tenmat, fire rated ceiling valve

VentWise and Tenmat have developed a fire-rated ceiling ventilation valve to prevent the passage of smoke and fire and which is said to be significantly cheaper than other products. The Firefly valve has been tested to BS 476 and rated for 60 minutes.

These valves use an intumescent material to seal the valve in the event of fire, as shown by these before-and-after pictures.

For more information on this story, click here: Oct 2011 172
Related links:
Related articles:



modbs tv logo

Built environment professionals remain positive on future of Net Zero

A recent survey by global climate tech firm IES has revealed that nearly three-quarters of UK built environment professionals believe achieving a Net Zero built environment by 2050 is within reach.

BESA research suggests clients are yet to engage with new building safety regime

Construction clients are failing to engage with the new building safety regime, according to research carried out by the Building Engineering Services Association (BESA).