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  1. Thanx guys, will give it a couple of days and...

    Thanx guys, will give it a couple of days and see. If not will call the Pros to come in and have a look.
  2. I just installed a new 3M Filteret filter where...

    I just installed a new 3M Filteret filter where the return is. Is that the filter you speak of or is there another filter else where?
  3. I just had system installed last summer and we...

    I just had system installed last summer and we barely used it as it was end of summer and was not hot. Do you think I would need it serviced already?
  4. Humidity outside is 45% and inside the home is...

    Humidity outside is 45% and inside the home is 54% where the tstat is located.

    Unsure of the humidity level at start where the tstat is located, but in the master bedroom, i remember it being...
  5. Using A/C for first time after home reno. Not sure if this is normal operation.

    Renovated the home last year, during this process, i insulated the walls of the house with R-13. Before that it was just double brick walls home. I added another 2x4 wall and added R13 insulation....
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    I see thanx for explaining this to me. You guys...

    I see thanx for explaining this to me. You guys rock :cheers:
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    The Thermostat is a Venstar T1100RF. Manual...

    The Thermostat is a Venstar T1100RF.
    Manual Link : http://venstar.com/Support/Manuals/T1100RFManualRev3.pdf
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    Ok after some reading this is my understanding of...

    Ok after some reading this is my understanding of what deadband is:

    Say I have my setpoint at 22C and my deadband is 2C.

    Means that the AC will only turn on at 24C and turn off at 20C ? Hope I...
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    Thanx I have actually been searching here on the...

    Thanx I have actually been searching here on the forum and read up on it and now understand it better. I have set it to 3 which I assume is 10min on and 10 min off.

    However I am wondering, what...
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    A/C Cycles per hour setting on Tstat

    About to turn on A/C for the hot days ahead and setting up the thermostat for varying temps through out the day/night and I am seeing an option for "cycles per hour"

    Now I am not exactly sure what...
  11. ahh ok I was afraid that this boiler would not be...

    ahh ok I was afraid that this boiler would not be adequate for the steelrads.

    Hopefully i get the ach soon and i can better evaluate the offers..

    Thanx again, you guys rock.. Which i knew half...
  12. Is that a bad thing ?

    Is that a bad thing ?
  13. It says type L4006A , the rotary dial on it goes...

    It says type L4006A , the rotary dial on it goes as high as 220.
    Temp of machine remains at 120-130.
  14. Makes sense, the house has been at 21 the whole...

    Makes sense, the house has been at 21 the whole day and I only remember it being on this morning. Rads were cold when i went and turned it on now.

    What does the honeywell thing do? It is set at...
  15. It still not shutting off, and temp is about 130....

    It still not shutting off, and temp is about 130. I attached some pics of what I have.. I remember once i set the home tstat at like 25 and the machine just kept on going and going...It never reached...
  16. Have no idea what those mean or even know where...

    Have no idea what those mean or even know where to check , My gas bill?
  17. correct the room tstat.. On the boiler there is...

    correct the room tstat.. On the boiler there is a honeywell thing that can be adjusted, i never touched it, but it is set at 150.

    I am watching the actual needle on the other stat, it has...
  18. So my stat was at 21 and I set it to 26. Boiler...

    So my stat was at 21 and I set it to 26. Boiler turned on, and now I am waiting. So I should wait until it hits 26 in the house? and then check boiler temp? Right now it is around 110-120
  19. ahh ok so i gotta look at the thermostat on the...

    ahh ok so i gotta look at the thermostat on the boiler and see how hot it gets..

    Inspector guy just got back to me, says he still has to do the calculations in order to get ACH. Says he will try...
  20. not sure i understand what you want me to do?

    not sure i understand what you want me to do?
  21. Yup just called the company, they said the ACH...

    Yup just called the company, they said the ACH rate will be in my report which i should get in 2 weeks. I explained that I needed that rate sooner, so they gave me the inspectors number, I called and...
  22. They never did tell me the ACH, they did the...

    They never did tell me the ACH, they did the pressure test on the house, and all he said was that it was pretty sealed up, mentioned that I should weatherstrip my basement door but no other real...
  23. after having dropped the infiltration to .85...

    after having dropped the infiltration to .85 value I now get about 36814 heat loss.

    Still find it high. But if it is correct does that mean that my rads BTU/h output needs to match that or be...
  24. OK that is what I figured and therefore did not...

    OK that is what I figured and therefore did not add those walls. I have the winter infiltration set to 1.05 which is what the software recommended.

    The Main floor I have listed as above...
  25. Nope, didn't add in duct work. The software says...

    Nope, didn't add in duct work. The software says 31000 is being lost through my walls. I am in a semi detached home with double brick walls and lathe/plaster on the inside.. Never found it to loose...
  26. HVAC-CALC says I have heat loss of 46000 btu/h

    After having played with hvac-calc to get an idea of my heat-gain i decided to look at the heat loss. it claims I have heat loss of about 46000 BTU/h.

    I am not replacing my boiler, but I am...
  27. Thanx guys, your tips and advice will definitely...

    Thanx guys, your tips and advice will definitely help in me and the wife making a decision.

    I took the advice of getting another fellow in here just to hear what he as to say and compare. At least...
  28. Both contractors have gotten back to me and boy...

    Both contractors have gotten back to me and boy did you nail it right on the head.

    Contractor 1 said he did complete the load calcs but could not provide me with copies for the reasons you...
  29. Wait, i screwed up, I was adding people to pretty...

    Wait, i screwed up, I was adding people to pretty much all the rooms then I realized you are suppose to add them to where they would be the most at the hotest time of day. By using the number of 4...
  30. Ok after adding more factors to the mix HVAC-CALC...

    Ok after adding more factors to the mix HVAC-CALC is giving me the following

    21326 Heat Loss
    and
    22519 if I add the basement into the calculation.

    Since I am not looking to cool the basement...
  31. I have contacted both and have asked for copies...

    I have contacted both and have asked for copies of the load calc and explained to both that the decision on the job lies on if the system is appropriate or not for the house.

    I bough the HVAC-CALC...
  32. 2 differnent A/C bids - Different equipment I'm Lost

    So i am looking to install an attic a/c and had 2 contractors come in and give me their advice.

    Contractor 1: Reputable company founded 100 years ago.
    Suggested Carrier Confort 1.5 ton condensing...
  33. yup quite possibly the same scenario here, since...

    yup quite possibly the same scenario here, since the house was built probably around the 1920's and still same rads.

    Will research some more and see .. Again thanx for the help and info.
  34. My current cast iron rads btu output math: ...

    My current cast iron rads btu output math:

    based on the math of 150 BTU you suggested my current rads on the first floor are outputting 25762 BTU/h.

    Wow, even more confused now.
  35. Yeah i too thought it was a tad bid high. Wall...

    Yeah i too thought it was a tad bid high. Wall insulation I would say with the double walls and lathe/plaster i am probably getting an R2 value. The attic is going to be re insulated to R40 or R50....
  36. I was hoping you perhaps could give you opinion...

    I was hoping you perhaps could give you opinion on another matter. My first floor ( open concept) of the house is 43'x 15' with 8' foot ceilings. The contractor that designed at 160F calculated about...
  37. I see, no real way for me to tell is there? I...

    I see, no real way for me to tell is there? I tried working out the sqf edr and most of them have 2.75. I then multiplied that by the number of sections which gave me total sqf. However I have no...
  38. I see, yup I was actually reading up on that the...

    I see, yup I was actually reading up on that the other day.

    So just for math sakes, what would my current cast Iron Rads be running at ? 140F ?
  39. So going withe design at 160F is the better...

    So going withe design at 160F is the better choice for savings. Thanx.
  40. Radiator operating temperature 160 vs. 170

    2 heating contractors have provided me with proper rad replacements. I currently have cast iron rads and wanted the stelrads.

    One of them sized the rads at 160FWT while the other sized the rads at...
  41. Yup aware of that and actually he just left my...

    Yup aware of that and actually he just left my house :) Basically I wanted to do my own research and make sure I am not getting ripped off. HVAC contractors are a dime a dozen here, and all are...
  42. Changing Cast Iron rads to Stelrads ( european style rads)

    I am thinking of changing all my cast Iron rads in the house to Stelrad rads.

    It is my understanding that in doing so, the water temperature needs to also be increased, but I am unsure as to what...
  43. Thanx for the info.

    Thanx for the info.
  44. Radiator heat: Possible to add a radiant floor to current system?

    Our home is heated through hot water radiators. We are going through a complete interior remodel and would like to possibly have heated floors in the kitchen area. ( 200 ) sqf, about (150sqf) with...
  45. Thanx I soon realized what you meant in your...

    Thanx I soon realized what you meant in your earlier post and found the links.


    I guess I have to do some research, and get some quotes and see which will be the better choice.

    Thanx all again...
  46. What kinda duct size am I looking at with the...

    What kinda duct size am I looking at with the Conventional system If I was to go from attic down?
  47. So would what some refer to as an AtticPak be...

    So would what some refer to as an AtticPak be considered conventional system? Here in toronto, ontario, people mostly talk about spacepak HV and atticPak LV. However i have not found a manufacturer...
  48. wow the response time is amazing :) Thank you. ...

    wow the response time is amazing :) Thank you.

    I have looked into those ductless and mini split A/Cs. I actually have a house in Europe that has that system and I personally hate it. I prefer...
  49. House with radiators: Best A/C option for it.

    My house consists of basement,main floor and second floor.
    The basement has 500 sqf
    Main floor has 630 sqf ( open concept)
    Second floor has 500 sqf (Bedrooms/office)


    We currently have water...
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