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Em-Glaze double glazed glass with electrically operated hinged opener
Controllable trickle
Controllable trickle ventilation is a slot vent which is fitted to two or four sides of a PVC Em-Curb, Em-Collar or T-Collar.
With the vents on two sides the unit will provide 8000mm2 ventilation area which assists with Building Regulation compliance.

Controllable Rotating
Controllable rotating vents are a fully insulated unit with enhanced thermal properties and a greater vent area than the Trickle Vent options.
The vents can be fitted to two or four sides of a PVC Em-Curb or Em-Collar. All units are supplied with external weathering cowls.

Hinged Manual Spindle Opening
Hinged opening vents provide the maximum ventilation area to allow rapid air movement. The manual spindle operation can be opened to any point up to 300mm and is operated by a 1.5, 2.0 or 3.0m winding rod available separately.
For units larger than 1 x 1m, the electrically operated hinged opener should be used.

Hinged Electric Spindle Opening
Hinged opening vents provide the maximum ventilation area to allow rapid air movement. The electric actuator operation allows control by a wall mounted open/close switch and also options for wind, rain and temperature sensors with a range of control panels available separately. Actuators are either 24V DC or 230V AC and open to 180mm.

