Found 42 results for the keyword(s) ‘Humidity’

• Article

  PROFESSIONAL SERVICES -- removing the fog from thermal pane windows.

    When condensation shows up inside a thermal pane double window (between the two pieces of glass), you know that the seals around the edge have been compromised, allowing moisture to get inside. These cannot really be re-sealed so the standard response to this problem is to replace the glass ...
• Article

  In-Line Exhaust Fans

    Here's an introduction to a special kind of exhaust fan -- an "In-Line" fan. This means that rather than having the motor right at the ceiling, they can be placed anywhere along the line of the ductwork. This makes their installation much more flexible, and quieter.  Equipment details can be f...
• Article

  Calibrating your Hygrometer

  Yes you can check if your hygrometer or humidistat is giving you the right readings. Mix into a glass, one part water to two parts salt -- like 1/4 cup water to 1/2 cup salt. Mix it thoroughly. Now put this glass and the hygrometer into a sealed plastic bag at 22 degrees C, room temperature. Wait...
• Article

  HOW MUCH MOISTURE DAMAGE CAN A LITTLE CRACK CAUSE?

  Little cracks in the bottom of the house let cold air in, and can raise your heating costs by as much as $600 a year. They also dry out the air in the house, resulting in dry throats and the needless purchase of humidifiers. Nothing too serious -- unless you don't like wasting money! Let's start...
• Article

  Green ooze from electrical outlets???

  Yes it happens -- but Why? Two viewers have strange problems with their electrical outlets. One has had bright green oily ooze coming out of an electrical outlet on and off for the last two years. Changing the outlet didn't stop it. Another has green deposits at the outlet every time she uses he...
• Article

  Working with Contact Cement

  Contact cement is a uniquely useful adhesive. It will adhere to most all surfaces and hence is often the in-between for sticking two different materials together. It comes in two basic varieties, solvent based and water based, the later often being called "green" or "solvent free". Although thes...
• Article

  A window that is warmer than the insulated wall

  I have always said that as far as the cold getting into your house is concerned, a window is always the coldest part of a wall. But no longer. A company called Prelco from Riviere-du-loup, Quebec has produced a window called Prel-Therm that actually plugs into your electrical system. That's right...
• Article

  I painted my bathroom and now I am getting mould!

  Anne painted her bathroom with latex paint and then started to get mould and mildew where she never had any before. She is wondering what she did wrong? Mould is caused by the prolonged presence of condensation. Condensation is caused by a combination of high humidity and low temperatures. If yo...
• Article

  WHAT IS AN AIR-TO-AIR HEAT EXCHANGER, HRV and ERV?

  Air-change ventilation systems exist that take stale air out and bring fresh air in so as to not rely on cold air drafts for the entry of fresh air to the house. They are simply a box with two fans. In a few of the warm spots of Canada these are legitimate systems on their own. In most of Canada ...
• Article

  Hardwood Floors, nailing and shrinkage

  Holly in Wasi Lake, Ontario wants to know why her 1x10 pine tongue-and-groove floors are shrinking and leaving such large cracks. If you look at traditional hardwood floors you will notice that each board is rather narrow. In fact it is difficult to locate hardwood floors that are wider than 4 i...