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I'm looking at fitting the Danfoss RAS-C2 ive got 8mm microbore pipe but the exsiting ones have been fitted with 15mm trv with reducers would it be ok to use the 15mm danfoss ras c2 and keep the reducer to save cutting the olives or would it be better to fit the 8/10mm danfoss ras c2 any help...

Does anybody know what this valve does its only open a small amount

I've fitted drayton 15mm trv4 with reducer onto 8mm microbore. I've put the valve heads on setting 4 and the radiators heat up then switch off and the rads go cold and room goes cold but doesn't seem to switch back on but if I remove the valve head then the radiators get very hot

If I fit 15mm trvs on a 8mm microbore pipe with the reducer adaptors will this affect the flow going through the trv valves

I've got a worcester bosch 21 ri greenstar and looking to balance my radiators what should the temp drop be across the flow and return on the radiators I've checked the flow from the boiler and that's at 60 degrees

Ive set up my auto balancing trvs, i used the online calculator and got the flow temp from the boiler. them i got the delta t from the flow and return of the pipes from the rads and set them up. but I've got a couple of radiators upstairs that are hardly warming up and the rest of the rads...

Hi could anybody help I've got a old potterton prt2 room thermostat and want to replace it with a HONEYWELL T6360B-1036 or a modern new thermostat just wondering which wires go where to the new thermostat this is a pic of my old one any help much appreciated