central heating
Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

raymond
Labourer
Labourer
Posts: 2
Joined: Sun Apr 20, 2008 11:19 pm

central heating

by raymond » Mon Apr 21, 2008 9:23 am

how do i drain an unvented mega flow system,i need to change both 2 port vaves. thanks