Green Products and Materials- Page 4 of 170
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Updated ERV Recommendations on New Build?
I am nearing the start of my home construction on family property and would appreciate updated recommendations on ERV?Our home is going to be around 3,600 square feet with a…
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R values less than 1 don’t make sense
Let's say there's a 100sf wall through which heat can pass unimpeded, and there's a 30°F difference on one side of the wall vs. the other. The amount of heat…
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Flangeless PVC window supplier
Hi all,I'm in search of a window supplier and maybe I can get some guidance on where to go. For a new build, I'm looking for US-made PVC windows that are…
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2 in 1 hood for Intellibalance 100 install
I'm installing the northern climate variant of the intellabalance 100 Panasonic in Southern VT. The building has half in sheathing and 3 in of foam on the outside in addition…
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Low-VOC adhesive that sticks to vinyl (drywall bead)?
I need to install some hundreds of feat of tearaway vinyl L-bead on this drywall... the spray adhesives typically used to glue it to drywall (before mudding) are hell to…
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Very disappointed in Zehnder America
They really seem to be not engaging in the US market. - First the US sales rep misrepresented what the product could do in terms of small amounts of make-up air. …
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rigid foam recommendation for retrofit of interior basement wall
I'm finishing a basement room to make an office. Basic plan is to use rigid foam on the interior of the exterior block walls with 2x4 framing in front of…
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Converting to Hyper Heat
We have a 3 year old Mitsubishi mini split system in our Boston area house. We didn’t go with hyper heat at the time. Wondering if the only cost to…
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ID this polyiso?
It looks and feels like the facings of this unlabeled, salvaged polyiso are paper, but I'm told they might be fiberglass. Does anyone know for sure? I'm wanting to glue…
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100,000 BTU house, air-to-water heat pump recommendations?
My house's load was computed at about 100,000 BTU. I'm in zone 5b with lots of full sun and a pretty tight envelope. It's a barn conversion to resi, so…