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Trap Doors Wheel Loading Hinged Cover - Type JH-20
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Trap Doors Wheel Loading Hinged Cover - Type JH-20

Type JH-20 Trap Doors - Wheel Loading Hinged Cover is steel construction, single or double leaf design, with wheel loading reinforcing and engineered lift assist for controlled cover operation. Cover is 1/4 inch steel diamond patterned plate. Lifting mechanism is compression spring operation providing controlled opening operation and checking downward motion when closing. A Hold-open arm automatically locks the cover in the open position. Hinges are heavy forged brass with Type 16 stainless steel pins. Finished in red oxide primer. Available in four frame opening dimensions.

Specification
  • Features

    • Steel construction in single or double leaf design
    • Features wheel loading reinforcing
    • Controlled opening operation and checking downward closing motion
    • Available in four frame opening dimensions
Technical specification
  • Unique ref.Trap-Doors-Wheel-Loading-Hinged-Cover-Type-JH-20
  • Product familyDrainage Solutions
  • Product groupChemical Waste Drainage and Vents
  • TypeObject (single object)
  • Date of publishing2026-06-12
  • Edition number1
Related
  • Material mainPolypropylene
  • Designed inUnited States
  • Manufactured inUnited States
Classification
  • BIMobject CategoryPlumbing - Pipes
  • IFC classificationPipe Fitting
  • Uniclass 2015 CodeAc_10_40_63
  • Uniclass 2015 DescriptionPipe fitting
  • OmniClass Number23-27 43 00
  • OmniClass TitlePipe Fittings
  • CSI UniFormat II CodeC1030
  • CSI UniFormat II TitleFittings

Region availability

North America
United States
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