AC / Discussions

...ackup systems. As we plan to build a house to Passive House standards, is there any way to get around building it exclusively with AC power systems? I would lik...

...AC/Furnace unit for the basement/main level and a 2nd AC/Furnance for the upstairs (the upstairs was previously attic space). In the summer the humidity is freq...

...AC contractor come and look, and likely balance the system. Either way, when you supply air to a room with a closed door, you need to have a way (return vent or...

...accomplish this? Many thanks for your help Fred van Velsen Skylights have a lot of drawbacks that are not always considered before they are purchased and inst...

...actual updates. HVAC right now is not efficient, full of dirt (despite having cleaned) and new furnace/AC with extra filtration and UV light. Without knocking d...

...acking way off on your AC. I would talk to some local contractors and see if they have seen a similar problem, but from what you describe I do suspect it's th...

I have high ceilings and I will be adding an addition this summer with normal height ceilings and a new stairwell to the basement. Should I arrange for a ceili...

...act to cool a house, but unless your home is fairly compact, extremely well-insulated and airtight, it likely wouldn’t cool your home anywhere near enough to be...

...acks occupants to provide additional heating and cooling comfort by directing itself towards you when you are in the room. Our most recent build is a LEED Pla...

...ace for you may actually be to check out our Leed Platinum Edelweiss Demonstration house that we built in 2015, it is a super-insulated slab floor with radiant ...

...achieve LEED V4 Platimum in a demonstration home – Air to air heat pump and heat pump water heater working in tandem As for tankless heaters, they can somet...

Is the cost of drilling for Geothermal systems not feasible? Great question, and the answer is yes, geothermal systems are efficient in cold climates, but as f...

...ack in during the winter and help reflect heat back out in the summer. So it will save on heating and cooling costs, and if you don’t use air conditioning, when...

...acturer ERV wall insert ventilation systems that only require running a low voltage wire to each unit. They work in tandem, where one unit blows out at the same...

...acing 4" steel covered styrofoam on the inside of a framed wall would be a practical application? I'm open to using any type of insulation in the wall cavity. T...

...AC and keep your house very cool then upgrading to a ‘smart’ membrane is good idea. They are more breathable than standard 6 mil poly vapour barriers. From a ...

...ace (I have gas to the house since my wife wanted a gas stove, a gas fire place and a gas barbque), or a natural gas boiler/electric furnace option (for radiant...

I have a 40 yr home in Ottawa, Ontario Canada..where humidity is needed in winter and too much humidity in summer. Do I need a HRV or ERV unit...given the fact...