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Found 12 results for the keyword ‘Balancing’

  • Thermostat reacting to kitchen heat

    Alan in Ottawa, Ontario is complaining about the air conditioning going all the time because the thermostat seems to be reacting to the kitchen heat, and the upper and lower floors of his house do not have an even temperature at all.Two problems here. First the thermostat should not be near any ...
  • Measuring air flow from your furnace or exhaust fans.

    Have you ever wondered how much air actually comes out of your hot air floor registers, or how many cubic feet per minute your bathroom fan actually exhausts? Well the Canada Mortgage and Housing Corporation has developed a simple tool that will give you a good approximation.They call it the Gar...
  • Do we need cold air returns in the basement?

    Cory from Regina, Saskatchewan is finishing their basement and wants to know if they should have cold air returns in the basement.Hot air heating systems function best if there is at least one cold air return on each floor of the house. Essentially, that allows the warm air to circulate better. ...
  • Relocating a cold air duct.

    John from Mississauga, Ontario writes: "I would like to open up a wall between my kitchen and dining room, but there is a cold air return in the way. Is there an easy way to re-route the cold air return so I can still open up this wall?"Actually this could be a non-problem. In the drawing I sho...
  • How do you stop shower scalding?

    It may surprise you, but more accidents happen in the shower when the shower suddenly goes cold, than when it suddenly goes hot. It seems that we just jump higher. But neither shock is agreeable, or safe. That's why all new plumbing installations require something called a "Pressure Balancing va...
  • How do you balance a ceiling fan so it won't wobble?

    Oh how many times has the wobbling ceiling fan driven you crazy. Sometimes it is acceptable on one speed but not another. Sometimes it just click, click, clicks so badly that you can't get to sleep. Fixing it is easy, but not fast. There are a large number of things that could be wrong so work yo...
  • Adjusting the Posi-Temp temperature control shower valves.

    Dan from Toronto, Ontario writes: "I saw your show about installing the Moen Positemp shower system. We had two installed, one upstairs and one in our basement shower. Both work fine for controlling the "shock" factor, but we can't seem to get enough hot water out of the upstairs one. Is there a ...
  • Where should basement furnace ducts be placed?

    Doug from Manilla, Ontario checked this site for basement heating systems: "I read the section? on cold air returns in the basement, however I could not find anything on where hot air vents should be placed. Do they need to be at the floor level or at the ceiling level?" In the house above the f...
  • Pro: Getting Ventilation Ductwork to Work

    Bathroom and kitchen fans are rated to move a certain volume of air, but do they actually move what they say they move? A study done in 1990 by CMHC says "rarely". In fact, on the average, measured volumes were 44% of rated flow for bathroom fans and 38% of rated flow for kitchen fans. The primar...
  • Ductwork that moves air best

      The best way for air to move through a duct is to have a straight duct with a smooth inside wall and a round form will have the smallest surface area to cause the air to slow down. That straight smooth round duct is what is considered the benchmark for good ducting. Everything else is measure...