Nylon teflon butterfly valve

Worm gear nylon clamp butterfly valve

Pneumatic nylon clamp butterfly valve

Electric ventilation butterfly valve

Electric ventilation butterfly valve

Pneumatic ventilation butterfly valve

Worm gear ventilation butterfly valve

Worm gear fully lined with rubber butterfly valve

JB full rubber butterfly valve

Handle cast steel butterfly valve with full rubber lining

Worm gear cast steel full rubber lined butterfly valve

Worm gear cast steel flange full rubber lined butterfly valve