Heat Shrink End Caps with Valves

Heat Shrinkable End Caps with Pressure-Release Valves


What's special about these heat shrinkable connectors?

  • Equipped with a valve stem that allows you to monitor pressure changes, release gases, or input air as needed.
  • Made of strong heat-shrinkable polyolefin to withstand the rigors of daily wear and tear.
  • Equipped with an hot-melt adhesive that adheres to, and seals, hose or pipe ends.
  • For an added measure, use steel cable ties to secure the end cap.
  • Click for More Features

These heat shrink end caps are a step above the rest. Their unique design is equipped with a stem valve to release extra pressure or gases, as well as hot-melt adhesive to create a weathertight seal.

Part # Size ID Before
ID After
Wall After
Length Before
Weight Price
ED-HSEC-100-V 1" 1.00" 0.31" 0.09" 2.76" 0.06 lb
Manufacturer Direct
ED-HSEC-150-V 1-1/2" 1.38" 0.59" 0.12" 3.35" 0.08 lb
Manufacturer Direct
ED-HSEC-200-V 2" 2.17" 1.00" 0.13" 4.33" 0.13 lb
Manufacturer Direct
ED-HSEC-300-V 3" 2.95" 1.38" 0.14" 5.12" 0.19 lb
Manufacturer Direct
ED-HSEC-400-V 4" 3.94" 1.97" 0.16" 6.10" 0.30 lb
Manufacturer Direct
ED-HSEC-500-V 5" 4.72" 2.36" 0.16" 6.10" 0.39 lb
Manufacturer Direct
  • Adhesive applied on the inner ring in a corkscrew pattern for even coverage and an airtight, wateright seal.
  • Easy to install and apply; simply attach firmly and shrink using a heat shrink gun.

    Ideal for Use on:

  • Pipe ends
  • Sealing off heat shrinkable boots
  • Sealing hoses
  • Repair/replacement of existing large stem valves
  • Automotive applications

    Property Test Method Values
    Operating Temperature Range n/a -55°C to 110°C (-67°F to 230°F)
    Shrink Temperature n/a 120°C (248°F)
    Tensile Strength ISO 37 14 MPA minimum
    Ultimate Elongation ISO 37 400% minimum
    Specific Gravity ISO 1183 1.95 maximum
    Electric Strength IEC 243 15KV/mm minimum
    Corrosion(Copper Contact and Copper Mirror) ASTM D2671 No corrosion
    Water Absorption ISO 62 0.5% maximum

    Fluid Resistance

    Lubricating Oil
    Hydraulic Fluid
    - Tensile Strength
    - Ultimate Elongation
    ISO 1817

    ISO 37

    8.8 MPA minimum
    400% minimum
    Fungus Resistance ISO 846 No fungal growth


    Material Alternate Name Limiting Oxygen Index (LOI) Category
    ECTFE (Ethylene chlorotrifluoroethylene) Halar 64% Self-Extinguishing
    Nomex N/A 28% Slow Burning
    Nylon 6:6 N/A Ranges from 24-29% Slow Burning to Self-Extinguishing
    PET (Polyethylene Terephthalate) Mylar (film), Dacron (fiber) Ranges from 21-34% Slow Burning to Self-Extinguishing
    Polyethylene (PE) N/A 17% Flammable
    Polypropylene (PP) Polythene (in the UK) 17% Flammable
    Polytetrafluoroethylene (PTFE) Teflon 95% Self-Extinguishing
    Polyvinyl Choride (PVC) N/A Ranges from 45-49% Self-Extinguishing
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