I have a ferroli optimax HE plus 31C combi boiler and I am trying to fit a Drayton RTS4 room stat.
There are only 2 wires that come from the boiler and when conected to the room stat terminals 2&3 nothing happens. This is a volt free stat. should it work with just those 2 connections? When...
I need to replace the pointing on my verges of my roof. The roof is slated.
What mix should I use and would it be a good idea to use Waterproof PVA to give the mix a better bond.