FABIA Electric Stainless steell flanged Ventilation butterfly valve 1. Description: Electric ventilation butterfly valve is a non-hermetic butterfly ....
FABIA Flange type heavy-duty ventilation butterfly valve 1. Description: Ventilation butterfly valve is used in the cold air or hot air gas pipelines ...
FABIA Carbon steel flanged ventilation butterfly valve 1. Description: Ventilating butterfly valve is designed and manufactured by the new structure ....
Pneumatic Stainless steel flanged Ventilation butterfly valve 1. Description: Metal hard seal butterfly valve can ensure that the temperature range .....
FABIA Pneumatic flange type ventilated butterfly valve 1. Description: Pneumatic flange type ventilated butterfly valve is installed in the diameter ....
FABIA Flanged Ventilation Butterfly Valve Stainless Steel 1. Description: Ventilation butterfly valve is used in the cold air or hot air gas pipelines ...