Vent-A-Matic Rotary Window Ventilator Bahco Its finger operated design is

Its finger operated design is perfect for use on slave doors or French windows and can be used to secure a second door leaf up to 114mm in length

Slightly protruding rivets may require filing down to fit some original door cutouts

and split spindle Nightlatch

Keep your home safe and secure with the UAP Lockable Window Restrictor

and wood with ease

Vent-A-Matic Rotary Window Ventilator Bahco Its finger operated design isVent A Matic Rotary Window Ventilator keeps your kitchen, bathroom, and bedroom ventilated with a cord controlled non electric fan. Fitting perfectly into hermetically sealed single (4 6mm thick) or double (12 32mm thick) glazed units, the ventilator also includes an integrated storm guard to limit drafts. Following Gas Board requirements, it must be installed by a glazing manufacturer for best results. Specifications Product Information Hole Size