Cold air / Discussions

Wood Burning Stove - Do We Need A Cold Air Vent to Safely Operate?

...cold inside without running the EST heater. We have a 3 foot crawl space that spans the entire sq footage of the house. Q: do we need to have a cold air vent in...

Posted by Regina Vigil Feb. 15, 2021, 3:11 p.m. Wood stove and biomass heat 2 Responses

How can I insulate an interior back wall that is NOW an exterior back wall?

...cold air. I need to insulate the building. When renovating exterior walls you need to observe the normal practices for wall assemblies or ‘control layers’, mean...

Posted by Sabrina Ross Sept. 21, 2020, 10:55 a.m. Wall assemblies - renovation 1 Responses

Do you need an HRV or ERV in a 68 year old home?

...cold spell and I am going to install a humidifier. I have a merv16 air filter installed. Do I need an HRV or ERV ? Do you think this house would have sufficient...

Posted by Gary Szymkowski Nov. 1, 2020, 10:11 a.m. Ventilation 0 Responses

Why is there condensation above ground on an interior basement wall?

...cold air. What can we do...help! Concrete is a known heatsink. It will be hold heat for a longer period but will also hold cold too as the seasons change. Exter...

Posted by Barb Daluisio Jan. 12, 2021, 1:26 p.m. Basements improvements 1 Responses

Will I save energy by lowering my thermostat at night?

...cold climate air source heat pump furnace. I am getting confliciting information about temperature control. Is it best to set the ASHP furnace at one temperatur...

Posted by Ryan Peterson May 1, 2018, 11:51 a.m. Heating and cooling 4 Responses

What is the best way to insulate the ceiling of my crawl space?

...cold in the winter and in the summer we don't really have to use air conditioning because of the crawl space temperature. It is a wood floor on the other side o...

Posted by Judy Mendel Feb. 17, 2020, 11:10 p.m. Crawl spaces 4 Responses

How can I heat a bedroom above a garage?

...air duct blowing warm air under the room but parts are very cold in the winter. As we renovate our basement I'm wondering whether we replace the existing system...

Posted by Steve Dulmage April 30, 2020, 9:18 p.m. Wall assemblies - renovation 0 Responses

What is the best heating and cooling system for a slab on grade home?

...air system to heat our second floor as well as provide cooling to both floors in the summer. The forced air would also help maintain air quality in the home yea...

Posted by Matthew Gioia July 7, 2020, 11:03 p.m. Heating and cooling 3 Responses

Why do you shim up basement walls?

...air barrier. I want to keep mice, bugs, water, and cold air out. I don't really care about having a nice framed drywall wall in the basement, if that doesn't do...

Posted by t b March 2, 2021, 3:17 p.m. Basements improvements 4 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...air space regardless of how you space it, and air spaces are always good to have. But, it is also very important to make it airtight. If you have a Basement wal...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

How do you do Radon mitigation when with insulating and ventilating a crawlspace?

...air tight) and put in a 6" PVC exhaust pipe with an inline exhaust fan to the outside. I'm waiting for the results of a second radon test. I used canned spray...

Posted by Cathy Gaskins Feb. 17, 2021, 3:46 p.m. Radon in Homes - Mitigation 1 Responses

In Ottawa, are geothermal heat pumps efficient?

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...

Posted by John Ioannou July 20, 2020, 12:19 p.m. Heat pumps, geothermal and AC 1 Responses

What is the best way to insulate a Multi-material wall?

...air from getting back there. If you don’t allow air to flow behind it then they would be small pockets of air behind the center of panels, which wouldn’t be a p...

Posted by Steve J Sept. 29, 2020, 10:15 a.m. Wall assemblies - renovation 7 Responses

Can you recommend consultant for hire to optimize tiny home build?

...air barrier products that aren’t flexible, and another really important feature for any tiny house in a cold climate would be to increase the insulation levels....

Posted by Felicia Hobert July 20, 2020, 5:39 p.m. Tiny house 3 Responses

Can you put a fireplace in a hyper sealed plastic wrapped A rated home?

...air out as there is no air to replace it, and won't a fire place be a risk to your health for example carbon monoxide poisoning or simply lack of air. will your...

Posted by Kerry Forides Sept. 24, 2020, 2:46 a.m. Wood stove and biomass heat 2 Responses

How do you seal up an old fireplace chimney?

...cold, these chimneys pull hot air out of the house. To stop your chimney from being a major source of heat loss you need to insulate inside the chimney from the...

Posted by Gord Nov. 2, 2017, 10:06 a.m. Wood stove and biomass heat 3 Responses

My door lock keeps freezing to the point I can’t open it, any idea why this would happen?

...air change rating I suspect it’s the same thing that is happening with me. Due to warm air rising (the stack effect), air will leak in on the lower levels a...

Posted by AJ Nov. 13, 2016, 1:15 p.m. Walls and Roofs 2 Responses

Is there a small ventilation HRV/ERV for a camper van?

...Air-Port Fresh Air Exchanger. Doesn't have great reviews but I'm going to give it a try. Thanks for getting back to me. Glad to year you found a suitable candid...

Posted by Ron Timmins June 6, 2020, 8:05 a.m. Tiny house 4 Responses