Ricardt007 Posted May 11, 2014 Report Share Posted May 11, 2014 I have an Apollo heating system that unless I close off the manual valve going to the heat exchanger during the summer, I get no hot water for showers etc. Someone mentioned a one way valve..... where is this located? Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.