Viking Standard/Quick Response Extended Coverage Light Hazard ELO Concealed Pendent Sprinkler VK618 is a thermosensitive spray sprinkler pre-assembled with a threaded adapter for installation with a domed cover. The sprinkler is designed with an extra-large orifice and a special deflector to meet Light Hazard density requirements for specifically listed extended areas of coverage at lower pressures than standard orifice or large orifice sprinklers.
http://www.vikinggroupinc.com/databook/sprinklers/standard/sr/excov/061503.pdf
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Email: info@firezone.vn
Tầng 19, Tòa nhà Thăng Long, 98 Ngụy Như Kon Tum, phường Nhân Chính, quận Thanh Xuân, Thành phố Hà Nội