Boiler Safety Valve, Certified
This new style valve is a direct replacement for older versions, however, it will not hold the drain cup. For the safety valve with a larger lip that will hold the drain cup see 1515004.
Fits: Isomac Heating Exchanger machines without the drain cup mounted on the boiler.
NOTE that this valve has a 1/4 BSP Fitting
For the most common size valve see 1314-H
