The Air Blown Cover is an innovative double membrane roof with a relatively large, variable gas-storage volume, for biogas installations and other purposes. Its shape and membrane pressure mean that weather influences have little effect on the AB Cover.

For full technical specification visit http://www.wiefferink.nl/en/ab-cover-engels/

Advantages

• - GAS STORAGE VOLUME AT Ø 25M IS ABOUT 230% LARGER THAN IN CONVENTIONAL DESIGNS
• - LOWER MEMBRANE FOIL HAS 35% LOWER GAS PERMEABILITY
• - EASY ACCESSIBILITY FOR MAINTENANCE AND OVERHAUL ACTIVITIES
• - LOWER SILO LOAD DUE TO HEMISPHERICAL CONSTRUCTION
• - LOW WIND SENSITIVITY AND LOWER CHANCE OF SNOW ACCUMULATION DUE TO STABLE CONSTRUCTION
• - NO CONDENSED, CORROSIVE LIQUID ON THE SILO WALLS

Please get in touch for a quote and site survey