Intumescent Air Transfer Vent Grille 112 x 225mm Size:112 x 225 Cranked 25mm Dia

Cranked 25mm Dia

This hinge has an additional device from a normal hinge in the form of a security peg on one leaf that locks into a recess in the other leaf when the door is closed

Belas lever on concealed fix screw on rose

A round oval shaped bar lever neatly mitred where it adjoins the stem

the door can be lifted off

Intumescent Air Transfer Vent Grille 112 x 225mm Size:112 x 225 Cranked 25mm DiaAir transfer vent grille designed for use in fire resisting doorsets and compartment walls. When dormant, the grilles allow air to circulate throughout the building. In the event of a fire they are designed to close and restrict the flow of hot gasses and fire. Matching face plate cover available (ES423) sold separately. All air transfer grille systems are tested to BS476 part 20 part22: 1987 30 and 60 minute fire rated. Comes with a 10 year