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I'm just asking out of interest, as I have a way of stopping this, but I am curious as to why it happens When my Oil boiler thermostat on my warmflow boiler is set at about a bit under 4 everything functions fine. If I turn the thermostat up to 5, at some point it will trip the High Limit...

I have just fitted 12 TRV's to my radiators where there were none present before. Having read a bit online, most people seem to reckon leave the TRV about 3. However, at 3, my radiators hardly heat up, I have to leave all the TRVs at 5! Also, I have noticed, that some radiators with the TRV...

Connected on the cold mains in to my unvented pressurised hot water cylinder. Could anyone tell me what the 2 connections are in photo A above the stop cock. Photo C closeup looks like a Non return valve, and photo B a pressure reducer? would that be right? I had a plumber in about 5 years...

Hi. Looking for some advice with a few issues. I have an oil fired heating system and an unvented Santon Premier Plus mains pressure water heater. Specs as below. Maximum water supply pressure to PRV 16.0 bar Operating pressure of unit 3.5 bar Expansion vessel charge pressure 3.5 bar...

Hi, I have successfully fitted a V3 thermostat on a yPlan system in my holiday home. I have two more to install now in my own house, which has 3 zones, bedrooms (heating), main house (heating) and Hot water. This I presume is an Splan install. The install is obviously different to my last one...

Hi, I spent a few hours fitting this yesterday to a holiday home I own. Yplan boiler, hot water tank, thermostat in hall, timer in kitchen. Once fitted, the wife was yacking at me to leave for the journey home, so I didn't get time to fully test it. However, I did get time to fire up the...

Cannot find a suitable one anywhere online. 45mm diameter 85mm overall height inc arm. The only one in 45mm I saw was 5mm to short. Has anyone any idea where I might pick one of these up online preferably?

Hi, I have a Santon Premierplus unvented tank, about 10 years old. The immersion heater has never worked, and Im about to get someone in to have a look at it. I noticed the problem below when I got to the tank While I was looking around the tank, I heard water running and noticed a...

Hi all. I'm hoping someone can help with advice with this particular problem. I have an oil fired central heating system and a pressurised mains fed water supply. Tonight, after being away for a few days, I pressed the water heater button on the programmer, and after about 20 seconds...