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Type: Posts; User: lexus300rb

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    HRV balancing gurus

    Going through the installation manuals for various HRV models there appears to be two different procedures for balancing the fresh air and stale air. On most horizontal installed units there are...
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    Dan...he wired a relay to the furnace (also wired...

    Dan...he wired a relay to the furnace (also wired to the spare NC terminal on the fan limit) to use the blower same speed as the furnace uses during heat function. Nice and quiet now.
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    To sit here and watch TV or read the internet...

    To sit here and watch TV or read the internet during the winter days and nights has not been uncomfortable other than having issues with condensation on my windows when it gets colder than 32 degrees...
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    I'll continue to clean ducts and seal up any duct...

    I'll continue to clean ducts and seal up any duct joints. Trying to improve my HRV operation (can't get %RH down below 50)with all this work and such and then balance the HRV this weekend.
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    Just standard size return vents in all the rooms....

    Just standard size return vents in all the rooms. I should add that I have a foyer just before the living room that has a return vent and supply vent, so that;s a total of four vents for return and...
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    Cold air returns

    In a previous thread I was looking for a suitable location for a cold air return vent in the basement, but for now, I will put that on hold.
    Here's my new dilemma...I've been in my house now since...
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    My dryer is on the main floor and it's electric...

    My dryer is on the main floor and it's electric and the water heater is gas and it's in the basement 25ft from the furnace. All the outside perimeter walls in the 2000 sq ft basement are insulated...
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    I should mention, when the furnace was first...

    I should mention, when the furnace was first installed in the house the contractor put in two supply heat vents for the basement, one just above the furnace (above the A\C thing) and the other about...
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    I could make a room (partitioned) for the water...

    I could make a room (partitioned) for the water heater 4'x8' with no ceiling, just the floor joists above and a doorway.
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    So, if the water heater is partitioned off in...

    So, if the water heater is partitioned off in it's own separate room, then can they put the vent on the drop down? Thanks
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    Question is, is it good to put a return air vent...

    Question is, is it good to put a return air vent on the drop down plenum attached to the furnace 2ft up from the floor just before the filter? Thanks
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    Return air venting

    In previous threads I had a HVAC tech check out my HRV and everything is fine. Before he left, he hooked up a meter to check static pressure and it was .53 wc (with a Merv 7 pleated filter...
  13. Thread: HRV issues

    by lexus300rb
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    Hi teddy bear, for years I've battled...

    Hi teddy bear, for years I've battled condensation on windows(extremely tight house). Humidity in my house was always high(40% inside humidity during -20 degree temps outside. In the past I had the...
  14. Thread: HRV issues

    by lexus300rb
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    HRV issues

    OK, I had the furnace tech stop back and added a relay and rewired furnace blower to run at a slower speed (same speed as when furnace normally runs) only when the HRV is on. Everything went well,...
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    HRV up and running, so

    I had the local HVAC contractor over to wire up the unit to the furnace. Works great but I'm not satisfied on the loud furnace blower operation during HRV operation. He said that's normal because it...
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    Sizing a HRV..

    I have a single story 2000sq ft ranch home. Since my basement(insulated walls) is heated, do I include the basement square footage along with the main floor in figuring the correct size for the HRV?
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    Would there be a problem if I were to just slip...

    Would there be a problem if I were to just slip the flex insulated over the rigid?
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    Insulating 6" duct

    Soon I will install HRV system here in Wisconsin. Intake and exhaust 6" ducts are recommended to be insulated. I want to use rigid duct going to the exterior wall for 20ft runs. Question..can I put...
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    installing HRV

    I plan to install a HRV system to save on labor costs and have a local dealer checkout and balance the system afterwards. My install questions, what is the maximum length I can have going to an...
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