Supply and exhaust air devices for all air handling

This boosting valve features a totally enclosed DIELHL timer.

Pull the cord to boost the extraction

The valve remains open for a period between 15 and 40 min (preset as specified) and reverts automatically to the original position

Full flow area throughout the boosting period

Mounting frame supplied

Company Products Contact us	Exhaust air valve - OP 100 (Boosting Valve)
		This boosting valve features a totally enclosed DIELHL timer. Pull the cord to boost the extraction The valve remains open for a period between 15 and 40 min (preset as specified) and reverts automatically to the original position Full flow area throughout the boosting period Mounting frame supplied

	Specifications (All dimensions in mm)