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PRODUCTS / DATA Butterfly Dampers Multi Louvre Dampers Boiler Inlet/Bypass Systems Stack Dampers Guillotine Dampers Flap Diverters		Photos - PDS Stack Dampers.   Stack Dampers are used for weather protection of the stack but also have the added benefit of heat retention within the boiler. All large units incorporate "pressure relief" facilities to avoid dead ending the system. Previous Auto/Stop Next
		Data Sheet Damper Configuration Single Louvre Twin Louvre Twin Flap Duct Size 1.0m2 to in excess of  60.0m2 Temp. Range -30oC up to +500oC Seal Design Seal ledge Single flexible element Twin flexible element--- (un-pressurised & 100%) Materials Carbon Steel 16M03 steel 1% Cr 0.5% Mo steel Stainless steel (all) 3Cr12 chrome steel Bearing Type Non-lubricated ball    bearing Shaft Design Complete span Gland Assy Adjustable packed Stuffing box type Operation Open - Close Electric Pneumatic Hydraulic Additions Limit switches Electrical wiring Pressure relief Painting All specifications
		Power Damper Services Ltd. 20A Baker Avenue, Arnold, Nottingham, NG5 8FU, England Tel/Fax +44 (0)115 956 3314   Mobile: 07866 724731 E-mail: powerdamperservices@ntlworld.com © 2008 Power Damper Services Ltd. ( All Rights Reserved )