LVH54 Intumescent Duct Damper

A high performance, standard vision intumescent air transfer grille for ventilation ducts. Can provide up to 240 minutes fire resistance.

Test evidence:

Fire: BS ISO 10294-5:2005.

Performance:

Can be used to provide up to 240 minutes resistance to fire.

Orientation:

Suitable for vertical applications.

Features and benefits:

• Forms a complete seal in 2 minutes

• Can withstand 300Pa differential across the air transfer grille

• Low leakage rates

• Tolerant of high humidity

• Withstands harsh environments

• Not prone to clogging

• No moving parts

• Robust construction

• Available in a multitude of sizes

• No maintenance

• Use with metal cover grille (optional).

Application:

Suitable for ducts.