Questions- Page 2406 of 3124
-
Minisplit or air-source heat pump in a remodeled 1920 bungalow?
Remodeling a 1920 Craftsman Bungalow. The home is in Zone 4A. The old Gas Furnace and AC System was working, however due to its age and a ducting system that…
-
Need a furnace/AC for an apartment
I'm a senior citizen on fixed income and just bought a 75 year old 2-family to help with expenses. I am living on first floor and have a 500 sq…
-
Santa, Please Bring me a Balanced ERV…
We’re getting into commissioning residential heat recovery ventilation systems (balance* and optimize**) and so recently invested in a Dutch-made balometer that is really accurate*** for measuring low air flows. What…
-
Not a green area, but seeking advice on HVAC issue, if someone has time.
Need help from Pros here on what to do. Had an attached closed porch gutted a few years ago. Was never insulated, connected to the kitchen, with an entry door.…
-
Does air leak in/out of HVAC ducts located under a concrete slab?
The supply HVAC ducts in my house are under the slab (flex return ducts are in attic), which I know most building scientists recommend against. The supply ducts are made…
-
Should an unused chimney flue be closed off at the top?
I have a 90 year old external brick chimney that has three separate flue passages. None have been used in the nearly 30 years that I have been in the…
-
Is a double stud wall with wood and steel studs a good idea?
I am an architect from Toronto. I designed a one storey addition to an existing brick house. I am putting 3" of rigid insulation on the outside of the new…
-
Will blowing cellulose insulation into soffits cause problems?
Sorry for the length of this question. . .I am trying to provide all the necessary background.
-
Insulate shop with polyiso between rafters?
Hi Folks ... [I am new here, but have read through enough posts to see that what I'm asking about seems to be within the normal range of discussion, but…
-
Basement insulation (hybrid) – guidance needed
I am in the process of installing basement insulation in a new construction. I am looking at cost effective methods. I have 145' of below grade basement wall (9.5' tall).…