Securidave safety level 1 check valve pare flame are a to maintain necessary protection when using a burner. Certified to EN 730 Class 1 Features: This Securidave is equipped with with a hinged lid very sensitive theme that stops gas and each one filters Metal Sintered, choking the flame and it prevents on your device. Mounting to maintain colours: blue: Oxygen. The selected direction stands for the spirit of the transition from gas. This Securidave Monte on pipes. - Internal Diameter 6 to 10 mm.
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