Very Reliable Double Union Flapper Non Return Valve, this Double Union Flapper Non Valve has minimum resistance also with the advantage of waste particules that can be removed by unscrewing the double union fittings.
The Double Union Flapper Non Return Valve provides a simple means of preventing backflow in pipe work where this would be undesirable i.e in pumped systems or where Elecro heaters are fitted in line.
3″ Double Union Flapper Non Return Valve
2″ Double Union Flapper Non Return Valve
1.5″ Double Union Flapper Non Return Valve
1″ Double Union Flapper Non Return Valve