Jiangsu Beiertek Building Technology Co., Ltd.
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DS-1 series K=80 fast/standard response, standard coverage vertical/sag/horizontal side wall dry sprinkler head (DSB-2 dry sprinkler insulated sealing sleeve)
Product Description
DS-1 standard response dry nozzle using 5mm diameter glass bubble, fast response nozzle using 3mm diameter glass bubble, divided into vertical, sagging and horizontal side spray three types, dry nozzle use of the typical place is:
■ dry system requires the use of sagging nozzle places.
■ Wet systems where the sprinkler head and its receiver may be exposed to unheated areas.
■ Places where the fire protection system has to be shut down seasonally and the network has to be drained to prevent freezing (e.g., tourist and resort buildings are closed for the winter and the fire protection system has to be drained to prevent freezing).
■ Dry sprinkler nozzle receiver in through the cold storage insulation wall, insulation ceiling, between the pipe and insulation layer will produce air gap, resulting in cold air leakage along the pipe wall, may damage the dry sprinkler nozzle receiver sealing. In order to seal the air gap between the sprinkler head receiver and the insulation structure, the dry sprinkler head must be ordered with the DSB-2 dry sprinkler head insulation sealing sleeve.
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Building A, Rongchuang Research Center, No. 99 Lize Road, Jiangning District, Nanjing City, Jiangsu Province, China
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