Hi
I am having a nightmare getting my hands on the above for my Drayton TRV's. I am informed by Drayton that these valves are over thirty years old and are no longer supported!!! The plastic caps I have purchased (before I received the above news) are approx. 30mm in diameter. However, the...
Bet your all sick of these questions!!
I have an Ideal Logic Plus sytem boiler which was installed last year. The boiler is currently driven by a Horstmann CentaurPlus C27 programmer with a Salus wireless thermostat for CH. The hot water is controlled by the timer and a Honeywell L641A cylinder...