Venturing gently into the Boffins' Corner, I am after some help to try and come up with a heating / water / ventilation system for rentals which will:
1 - Not involve gas (trying to get rid of Annual Checks, and the plain worry of gas appliances going wrong).
2 - Will not slug the EPC figure. I am regulated to be D or better from 2025, and C from 2030, and not to comply will be a criminal offence - though there are exceptions.
3 - Will not be overtly expensive.
4 - WI
Cheers, Jeremy. An ASHP (playing with Stroma) seems to give an increase in the EPC number of a few points - tested by simply replacing the Combi Boiler in the Model with an ASHP. Which is, however, a slightly crude test.
@A_L
a - thanks for the comment. Keen to hear more of your experience.
c - I am not sure that I agree entirely with your "c" reply.
My current floor renovations give me a floor U-value of just under 0.25, which I think i