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2. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   Rooftop HVAC unit with view of fresh-air intake vent Ventilation duct with outlet diffuser vent. These are installed throughout a building to move air in or out of rooms. In the middle is a damper to open and close the vent to allow more or less air to enter the space. The control circuit in a household HVAC installation.

3. Drain-waste-vent system - Wikipedia

   en.wikipedia.org/wiki/Drain-waste-vent_system

   To allow a single roof penetration as permitted by local building code, sub-vents may be tied together inside the building and exit via a common vent stack, frequently the "main" vent. Adding a vent connection within a long horizontal run with little slope will aid flow, and when used with a cleanout allows for better serviceability.

4. Heat recovery ventilation - Wikipedia

   en.wikipedia.org/wiki/Heat_recovery_ventilation

   Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...

5. 6 Costly Home Improvements That Won’t Boost Your Property Value

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   The Alternative: Replace cabinet fronts in the kitchen and stick with low-cost countertops and appliances. Use a standard porcelain tub and inexpensive ceramic tile in the bath.

6. Attic fan - Wikipedia

   en.wikipedia.org/wiki/Attic_fan

   An attic fan installed underneath a roof. A powered attic ventilator, or attic fan, is a ventilation fan that regulates the heat level of a building's attic by exhausting hot air. A thermostat is used to automatically turn the fan off and on, while sometimes a manual switch is used. An attic fan can be gable mounted or roof mounted. Additional ...

7. 15 Black Friday deals that are worth the splurge: Le Creuset ...

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   The Cocoon by Sealy is an excellent cooling mattress ideal for sleepers who run hot or live in warmer climates. The Cocoon Chill usually costs over $1,000, but during Black Friday, it's down to ...

8. 9 Items You Should Actually Store In The Freezer, According ...

   www.aol.com/9-items-actually-store-freezer...

   Bread. Once you bake those grains into bread, it’s wise to store it in the freezer if you don’t anticipate that you can make it through the whole loaf in 2 to 4 days, per the USDA.While you ...

9. Ridge vent - Wikipedia

   en.wikipedia.org/wiki/Ridge_vent

   A ridge vent is a type of vent installed at the peak of a sloped roof which allows warm, humid air to escape a building's attic. Ridge vents are most common on shingled residential buildings. Ridge vents are also used in industrial warehouses to help release the hot air and help circulate comfortable air inside the building .