ARK2

ARK2 are non-return pressure relief dampers designed to prevent air backflow in pressure systems, gas fire fighting systems or transformer substations. The blades of the ARK2 gravity louvre dampers for square ducts are made of AlMg3, which is resistant to salt water. They open when the maximum pressure difference is exceeded, which can be set between 50 and 1000 Pa. The damper body is made of galvanized steel. Tightness according to EN 1751, class 4.

The structure is temperature resistant up to 80 °C and requires no maintenance. A mounting frame can be supplied as an optional accessory. The dampers can also be powder-coated, stainless steel or temperature-resistant up to 200 °C. 

Product range data sheet: ds-ark2-en.pdf
Product range installation instructions: manual-ark2-en.pdf