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    Building new home in MN.

    Hey folks,

    So we sold our existing home and are building new. Blue prints are final, permits and surveys need to be done before ground is broke. Hvac contractor who the builder uses is...
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    Thanks Dan, 60,000, 2.5 ton should do great. ...

    Thanks Dan, 60,000, 2.5 ton should do great. Main floor thermostat is Prestige IAQ and lower is Pro 5000 TH5220. All staging will be done by the thermostats.


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    The 60,000 btu 96% was installed. Sent from...

    The 60,000 btu 96% was installed.


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    572631 Before 572641 After Zone panel still...

    572631
    Before
    572641
    After
    Zone panel still has to be wired. And 18"x22" zone rack had to be special ordered.
    Thoughts?


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    He said the AC is a step up from the Thermal...

    He said the AC is a step up from the Thermal Zone!


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    Plans changed, Contractor is now going to be...

    Plans changed, Contractor is now going to be installing 9MVE0601724, HXA630, with cased N coil, same cost as Thermal Zone, due to my concerns about under sizing the equipment. This unit gets 16...
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    That sounds great. Thanks for all the input! ...

    That sounds great. Thanks for all the input!


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    2 zones. He did say the furnace will be running...

    2 zones. He did say the furnace will be running at 100% capacity when it gets very cold. He said it may never cycle at design temp. Now all you have me nervous as it may not keep up. Probably ask...
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    Err* Sent from my iPhone using Tapatalk

    Err*


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    That's what he left for her yesterday. Yes,...

    That's what he left for her yesterday. Yes, manual J was done, block load I guess? Verbally said results, no print out!


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    566571 Sent from my iPhone using Tapatalk

    566571


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    Maybe I'll have him go with the MDV060? Air on...

    Maybe I'll have him go with the MDV060? Air on the side of caution?


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    Minnesota, others were 60k- one was 80k 80%, all...

    Minnesota, others were 60k- one was 80k 80%, all agreed current furnace was way oversized. Thermal Zone contractor said manual J came out to 38,000 btu at -11 design, home is 2x6 construction, also...
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    Furnace and AC Replacement

    Hi folks,
    My mom is in the market for a new furnace and ac this time. House is 25 year old split entry, 2500 sq ft. Current equipment is 100k btu 80%, 2.5 ton AC. She had 3 quotes and all 3...
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    I've been very impressed with the Prestige IAQ. ...

    I've been very impressed with the Prestige IAQ.


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    I did some calculations and my furnace on low...

    I did some calculations and my furnace on low stage has an input of 39,200 btu. Now 40 min of 60 is 66%. 39,200 x .66 = 25,872. Now I'm heating my 2100 sq ft home at -12* with 26k worth of gas?

    ...
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    Nobody thinks this is useful info? Sent...

    Nobody thinks this is useful info?


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    556841 Low stage, close to -16* design temp. ...

    556841
    Low stage, close to -16* design temp.


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    555321 This is this week high heat. Sent...

    555321
    This is this week high heat.


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    Prestige IAQ. Data Log Results in MN

    I was going through my Honeywell Thermostat today and found the data log section, it's truly amazing what this stat can do!
    It's been fairly cold here in MN and my thermostat only goes into High...
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    Input needed!!

    In February I had a new Thermal Zone 96% 2 stage variable installed! 56k is still oversized for my 2100sq house but that's besides the point. I had my spring tune up and the Technician said I have...
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    Thanks for your input! I have been curious as to...

    Thanks for your input! I have been curious as to why it's so different! My utility bills a very low and it seems if most houses were built like mine with properly sized equipment there would be...
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    Very good point , my house has 251sq ft worth of...

    Very good point , my house has 251sq ft worth of windows. 30 sq is south east facing, so most my window space is facing n, nw.


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    Understandable, I know what heat feels like doing...

    Understandable, I know what heat feels like doing 2 tours in Iraq. Baghdad was dry and Basra was extremely humid! On the other hand it can get very hot in MN also ( not Iraq hot) but we will hit 100*...
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    North vs south construction??

    I'm curious , I read the treads on a daily basis and I'm very confused on southern hvac practices vs northern. I live in MN, very cold in winter, can get hot and humid in summer 95*+. I live in a...
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    More info: furnace has 10"x 20" drop with 16"x20"...

    More info: furnace has 10"x 20" drop with 16"x20" filter. 4, 7" flex and one 6" flex returns attached to the return trunk. Just curious if I need more?


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    Least resistant air filter?

    Hi, I just had my Thermal Zone 56k 2 stage variable installed and opted against the media cabinet. Dumb idea I know but I thought my old 67k 92% could handle a 1" filter my new furnace can .... Huge...
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    So I've done a little research and I think the...

    So I've done a little research and I think the Trion Air Bear right angle filter would fit my system best, due to limited clearance to the water heater. So 10"x25" drop with 20"x25"x5" filter??

    ...
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    Wow, didn't know that size was way to small for a...

    Wow, didn't know that size was way to small for a two ton AC, 56k furnace! Now that you brought it up, the blower does speed up quite a bit when i drop the filter in its slot! High fire my unit is...
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    The filter is in the 90* boot right next to the...

    The filter is in the 90* boot right next to the furnace.


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    I know it's not a wall of pride candidate! I've...

    I know it's not a wall of pride candidate! I've seen the work on there and all of you are correct I should have went with the media filter. Copper gas is allowed here and I agree it looks sloppy....
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    I unfortunately decided against the media...

    I unfortunately decided against the media cabinet. Filter is in return boot 16"x20"x1"


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    Here it is! Wall of Pride worthy!? It works...

    Here it is! Wall of Pride worthy!? It works great, very even comfortable heat! It's the Thermal Zone TZ96MDV060B30A! Same as Rheem R96VA! Installers did great work in my opinion. Thermostat is...
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    Well my furnace broke today and it's a bad...

    Well my furnace broke today and it's a bad Honeywell Smart Valve, so I decided not to throw that money into a 12 year old furnace that I'm not happy with. So I'm having a Thermal Zone...
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    My plan is to have the current Armstrong furnace...

    My plan is to have the current Armstrong furnace installed in my 3 car garage and install a 2 stage variable in the house! That's why I'm trying to educate myself on the furnace with the best overall...
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    2100 sq ft split entry, 1050 up, 1050 down with...

    2100 sq ft split entry, 1050 up, 1050 down with walkout! I would show you a you tube video of my house when it was on the market before I bought it but I don't want my address in a public forum! All...
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    Would 1f on t stat make the difference or wind...

    Would 1f on t stat make the difference or wind affect the discrepancy?? I promise that's what I've been getting!
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    Dan, why wouldn't u replace the furnace with a...

    Dan, why wouldn't u replace the furnace with a properly sized one? I just timed a run at 28f odt, 70 t stat setting, results were, 6 min on, 25 off , so as far as my run time of last year at 5f,...
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    I guess I should start using setbacks! Just...

    I guess I should start using setbacks! Just ignorant to the fact it can save money! Warm up here this weekend! 20-30f, furnace hardly runs. T-stat at 71 and feels chilly, except when it is running!
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    No tedkidd, current setup is a single stage...

    No tedkidd, current setup is a single stage furnace. Also I have a programmable stat but I just hold the temp to 71 and don't use the setback feature, personally I don't think setback saves any $.
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    Ok , just timed a cycle! -25*f, 10 mph w wind. ...

    Ok , just timed a cycle! -25*f, 10 mph w wind. 14 min on, 10 min off, stat set to 71.
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    Current setup is 67k, 92.5% Armstrong Air! 2100sq...

    Current setup is 67k, 92.5% Armstrong Air! 2100sq ft split entry with walkout basement! Built 2002!
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    My stat is the 3m-50, it does not work on CPH, it...

    My stat is the 3m-50, it does not work on CPH, it works on temp differential!
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    Ok, -15f now 16mph wsw wind! Still cycling 71*...

    Ok, -15f now 16mph wsw wind! Still cycling 71* indoor temp, t stat set at 1* swing so at 70* it starts a cycle and 71* it ends. I'll have numbers soon!!
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    Hey guys, here in MN we have some record temps...

    Hey guys, here in MN we have some record temps coming Sunday through Tuesday. -27* f for lows actual air temp! Just curious If you would be interested in my furnace run times in those temps? With my...
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    -10 degrees F here right now, system running 10...

    -10 degrees F here right now, system running 10 min on, 12 min off!

    - - - Updated - - -

    Thermostat set to 72!
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    Thanks for all the info, you all have been very...

    Thanks for all the info, you all have been very helpful!!
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    442021 Heres a picture of the current setup. ...

    442021 Heres a picture of the current setup. Hopefully the upload worked! The return is a 10" x 20" drop with a 16x20x1 filter rack and 5 6" flex ducts attached to it. Oh and the HRV is connected...
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    My design temp is -16.

    My design temp is -16.
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    Lowest I've been in the the house is -17, run...

    Lowest I've been in the the house is -17, run times are about 20 min on 20 min off!
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