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  2. Riser clamp - Wikipedia

    en.wikipedia.org/wiki/Riser_clamp

    Riser clamp for a standpipe through-penetration firestop inside a fire hose cabinet under construction. A riser clamp is a type of hardware used by mechanical building trades for pipe support in vertical runs of piping (risers) at each floor level. The devices are placed around the pipe, and integral fasteners are then tightened to clamp them ...

  3. Sleeve (construction) - Wikipedia

    en.wikipedia.org/wiki/Sleeve_(construction)

    For example, a 4" pipe, with 1" of thermal insulation makes a 6" penetrant (1" pipe covering on each side of the pipe), plus two pipe sizes = an 8" sleeve, creating a 1" annulus. In case of insulated piping, the size of the insulation must be taken into account for the intended firestop certification listing .

  4. Trap (plumbing) - Wikipedia

    en.wikipedia.org/wiki/Trap_(plumbing)

    Trap with copper drain pipe at underside of firestop packing in two-hour fire-resistance rated concrete floor slab Typical P-trap. Maintaining the water seal is critical to trap operation; traps might dry out, and poor venting can suction or blow water out of the traps. This is usually avoided by venting the drain pipes downstream of the trap ...

  5. How to Fix Your Frozen Pipes, According to Experts - AOL

    www.aol.com/keep-pipes-freezing-winter-according...

    Even if you haven't run your faucet in days, there's still a small amount of sitting water in your pipes. Water expands when it's frozen, which poses a danger to your pipes (which don't fluctuate ...

  6. Plumbing - Wikipedia

    en.wikipedia.org/wiki/Plumbing

    The multiple pipes were then sealed together with hot animal fat. Wooden pipes were used in Philadelphia, [24] Boston, and Montreal in the 1800s. Built-up wooden tubes were widely used in the US during the 20th century. These pipes (used in place of corrugated iron or reinforced concrete pipes) were made of sections cut from short lengths of wood.

  7. Pipe support - Wikipedia

    en.wikipedia.org/wiki/Pipe_support

    A pipe support or pipe hanger is a designed element that transfer the load from a pipe to the supporting structures. The load includes the weight of the pipe proper, the content that the pipe carries, all the pipe fittings attached to pipe, and the pipe covering such as insulation. The four main functions of a pipe support are to anchor, guide ...