543-21

Roof Top Block

Commercial Brackets

  • Supports gas/plumbing piping, condensate/refrigeration lines, conduit, cable, and lightweight mechanical equipment.
  • Reduces penetrations in roofing membrane.
  • Allows for water to pass-through while keeping pipe off the roof surface.
  • U.V. stabilized HDPE material supports loads up to 200 lbs.
  • Supports loads up to 250 lbs. when used with metal strut.


  • 543-21
  • 541-GB
    541-GB

  • 543-21R
  • 550-2111
    550-2111
  • 550-2112
    550-2112
  • 571
    571
Item No Description Pkg Min Qty Case Qty
ROOF TOP BLOCK SUPPORT BRACKET
543-21 TakeOff™ Roof Top Support Block - Adjustable Bracket B 8 8
ACCESSORIES
541-CB Copper-Plated Top Plate Connector - For 3/8" threaded rod. Use with 516 Series split-ring hangers B 25 25
541-GB Galvanized Top Plate Connector - For 3/8" threaded rod. Use with 516 Series split-ring hangers B 25 25
543-21R Roller Support Assembly Kit for 3/8" Thread Rod BI 8 8
543-21R Roller Support Assembly Kit for TakeOff - Supports up to 4" pipe. For 3/8" threaded rod BI 8 8
550-2111 TD+™ Universal Clamp with single bridge - Clamps 1/2" CTS - 2" IPS. Attaches directly to TakeOff block BI 50 50
550-2112 TD+™ Universal Clamp with two bridges - Clamps 1/2" CTS - 2" IPS. Attaches directly to TakeOff block BI 5 25
571 GridIron™ ABS spacer/support block B 8 8

  • Packaging:
  • B = Bulk
  • C = Cut Case
  • D = Dispenser Box
  • T = Tube
  • I = Individually Bar-Coded

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