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I'm thinking of getting the Wiser system so have been watching lots of youtube videos about the installation etc, did you carry out the calibration with the TRV fitted to the valve? also can you hear the motor turning when you manually boost from the valve (turn the switch to the left (red)...

Hi guys and girls, I am looking to install a proper loft ladder in our loft hatch (currently using normal extending ladder which gets in the way when not being used) the only problem is with the current orientation of the hatch if i was to fit a ladder the base would come down at the top of a...