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  2. Domestic roof construction - Wikipedia

    en.wikipedia.org/wiki/Domestic_roof_construction

    A warm roof is a roof that is not ventilated, [9] where the insulation is placed in line with the roof pitch. [10] A hot roof is a roof designed not to have any ventilation and has enough air-impermeable insulation in contact with the sheathing to prevent condensation [ 11 ] such as when spray foam insulation is applied directly to the under ...

  3. 10 ways to tell the difference between allergies and a cold

    www.aol.com/news/2015-04-14-10-ways-to-tell-the...

    Cold symptoms occur a few days after exposure to a virus, whereas allergies usually begin immediately after exposure to an allergen. Colds last anywhere from 3 days to two weeks. Allergies last as ...

  4. Building insulation - Wikipedia

    en.wikipedia.org/wiki/Building_insulation

    Mineral wool insulation A semi-detached house with one half of the facade in the original state and the other half after insulation with polystyrene Old brick houses in Sosnowiec, Poland, insulated with polystyrene A single-family house in Bielsko-Biała, Poland, during the implementation of thermal insulation A historic building in Kuźnia Raciborska, Poland, during the implementation of ...

  5. Spray foam - Wikipedia

    en.wikipedia.org/wiki/Spray_foam

    Spray foam insulation or spray polyurethane foam (SPF) is an alternative to traditional building insulation such as fiberglass. A two-component mixture composed of isocyanate and polyol resin comes together at the tip of a gun, and forms an expanding foam that is sprayed onto roof tiles, concrete slabs, into wall cavities, or through holes ...

  6. Is it COVID, RSV or seasonal allergies? Here’s how to tell ...

    www.aol.com/covid-rsv-seasonal-allergies-tell...

    Allergies also last for weeks or months (whereas) COVID or viruses are generally (two) weeks or less,” Dr. Purvi Parikh, an allergist, told McClatchy News in a March 20 email.

  7. Is it COVID-19, the flu, allergies or a regular ol’ cold ...

    www.aol.com/covid-19-flu-allergies-regular...

    These are the different symptoms and treatments for common respiratory conditions.

  8. Building insulation material - Wikipedia

    en.wikipedia.org/wiki/Building_insulation_material

    Rigid panel insulation, also known as continuous insulation [13] can be made from foam plastics such as polyisocyanurate or polystyrene, or from fibrous materials such as fiberglass, rock and slag wool. Rigid panel continuous insulation is often used to provide a thermal break in the building envelope, thus reducing thermal bridging.

  9. Got the sniffles? Here's how to tell if it's allergies, a ...

    www.aol.com/news/how-to-tell-allergies-or-cold...

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