PS – I think I’m gonna do Warmth Pump myself … perhaps get an electrician for 230V connection or my father in-regulation would get it done (He's electrical technician). I don’t need HVAC guy as the unit I’m gonna get (Pioneer 21 SEER heat-pump that heats down to -5°File ambient temp) is pre-crammed with R410A refrigerant, and I am able t… Read More