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Make-Up Air required for Direct Vent Fireplaces?
I have installed two direct vent propane fireplaces. Both Regency models P40 and P36. I have a boiler going in the garage to avoid that combustion appliance in the house. However my HVAC technical advisor says I will need a make up air system to keep the house less than -5 Pa when exhaust fans...- sirrox
- Thread
- Replies: 4
- Forum: HVAC/R engineering
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Boiler Setup
I don't mean to re-invent the theory here, but Iin my last house I ran a fan coil from a oil-fired hot water tank. So is there any reason why I could not just have the boiler supply the IDHW tank at 190 to maintain the tank at 140 say. Then have the IDHW supply the two fan coils at 140? In...- sirrox
- Post #8
- Forum: HVAC/R engineering
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Boiler Setup
We are in Whitehorse, Yukon. Northern Canada. Design Temp is -41.8 F House is quite well insulated. 9" Walls (2x6 w/ 2x3 horizontal strapping) Ceilings are R50 1.5" thick x 2' wide Styrofoam over exterior footings Wndows are triple pane, 1 coat low-e, argon gas filled. We will have a lifebreath...- sirrox
- Post #3
- Forum: HVAC/R engineering
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Boiler Setup
I am looking at putting in a oil fired Weil McLain Ultra Boiler UO3 (98,000 BTU) to provide DHW through an Indirect Fired Tank, also supply heat to three zones, all at different temperatures, or at least 2 different teperatures. New house construction, curently most the plumbing is roughed in...- sirrox
- Thread
- Replies: 7
- Forum: HVAC/R engineering
