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  2. Kingspan Group - Wikipedia

    en.wikipedia.org/wiki/Kingspan_Group

    Kingspan Group plc is a building materials company based in Ireland, trading in over 80 countries with more than 210 factories employing over 22,000 people.The company operates with six divisions; Insulated Panels, Insulation, Light & Air, Water & Energy, and, Data & Flooring, Roof & Waterproofing.

  3. Passive ventilation - Wikipedia

    en.wikipedia.org/wiki/Passive_ventilation

    The impact of wind on a building affects the ventilation and infiltration rates through it and the associated heat losses or heat gains. Wind speed increases with height and is lower towards the ground due to frictional drag.

  4. Ventilation (architecture) - Wikipedia

    en.wikipedia.org/wiki/Ventilation_(architecture)

    The furnace, built on the outside of the workshop, featured earthen pipe-like air vents with hundreds of tiny holes in them and a prototype chimney to ensure air goes into the furnace to feed the fire and smoke comes out safely. [39] Passive ventilation and passive cooling systems were widely written about around the Mediterranean by Classical ...

  5. Underlay - Wikipedia

    en.wikipedia.org/wiki/Underlay

    Underlay is also the term for the material under roofing tiles; [1] this roofing membrane is often made of rubber and is used to seal the roof and prevent leakage. Underlayment used with roofing shingles provides a second layer of water proofing to prevent leaks and is called tar paper , roofing felt , or since the 1990s synthetic underlayment.

  6. Duct (flow) - Wikipedia

    en.wikipedia.org/wiki/Duct_(flow)

    Ducts for air pollution control in a 17000 standard cubic feet per minute regenerative thermal oxidizer (RTO). A round galvanized steel duct connecting to a typical diffuser Fire-resistance rated mechanical shaft with HVAC sheet metal ducting and copper piping, as well as "HOW" (Head-Of-Wall) joint between top of concrete block wall and underside of concrete slab, firestopped with ceramic ...

  7. Kashmir conflict - Wikipedia

    en.wikipedia.org/wiki/Kashmir_conflict

    India claims the entire erstwhile British Indian princely state of Jammu and Kashmir based on an instrument of accession signed in 1947. Pakistan claims most of the region based on its Muslim-majority population, whereas China claims the largely uninhabited regions of Aksai Chin and the Shaksgam Valley