How will inhibitor help prevent air in the system?
Should I try adding a leak sealer chemical if there is such a product?
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The HW side has air in it. It continually vents from auto vent on HW tank inlet and from vent on pump suction side. Also...
Thanks for quick reply. Vent open and working also venting from vent before pump inlet. Probably no inhibitor left in system because I have drained so much off to clear air locks that got into CH side. No balancing valve on HW tank return to boiler.
I live in a small bungalow. It is fitted with a full flow CH/HW system. There is air in the HW side but I cannot find any leaks. Boiler oil fired, outdoors, Grant 50/70 new Oct 2004. New pump fitted recently no leaks and joints and valves (pump in/out) sealed with rubberised compound for added...