Grrrr. Polyurethane air hose has a hole in it. Can it be fixed?

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  • LCHIEN
    Internet Fact Checker
    • Dec 2002
    • 20969
    • Katy, TX, USA.
    • BT3000 vintage 1999

    Grrrr. Polyurethane air hose has a hole in it. Can it be fixed?

    Was blowing some leaves off the roof and my 50' 1/4" polyurethane hose has developed a side wall hole in it and leaking a lot of air - enough to make the compressor run continuously.
    I'm pretty careful and did not pinch it under anything. Perhaps I stepped on it on the driveway but nothing sharp there.
    Polyurethane I've dealt with before has really tough skin, its hard to puncture or cut it.

    I tried multiple layers of ducttape but it is still leaking past there.

    If there a fix - easy splice that will hold or is it time to toss the $25 50 foot hose and get a new one?

    Is this a common problem? Anyone else had a ployurethane hose get a sidewall leak?
    Loring in Katy, TX USA
    If your only tool is a hammer, you tend to treat all problems as if they were nails.
    BT3 FAQ - https://www.sawdustzone.org/forum/di...sked-questions
  • capncarl
    Veteran Member
    • Jan 2007
    • 3569
    • Leesburg Georgia USA
    • SawStop CTS

    #2
    Cut the hole out and splce it back together. You can probably find a brass hose splice in the plumbing drawers at Ace, or possible in the irrigation section in Lowes, (usually located in the plumbing dept. ) We used some polyurethane belting, like v belts, that spliced with an electric blade and clamp tool. Most of us, rather than walk the 1/2 mile to the tool room for the tool would heat up a putty knife with a propane torch, hold the two cut ends against the hot knife till the poly melted and then hold the two pieces together until it cooled. Worked well with a little practice. That’s the short story of how a lot of the large water/gas/sewer hose that you see buried all over the place is spliced, just with a fancy machine.

    Comment

    • LCHIEN
      Internet Fact Checker
      • Dec 2002
      • 20969
      • Katy, TX, USA.
      • BT3000 vintage 1999

      #3
      capncarl, that seems like a weak point when you cut it an just melt it back together because the crisscrossed fiber belting you see in the sidewall will be cut through and a weak point and also offer limited area to melt back together.. I guess a metal barrel and some hose clamps might work but 1/4" ID is already pretty small.
      Loring in Katy, TX USA
      If your only tool is a hammer, you tend to treat all problems as if they were nails.
      BT3 FAQ - https://www.sawdustzone.org/forum/di...sked-questions

      Comment

      • LCHIEN
        Internet Fact Checker
        • Dec 2002
        • 20969
        • Katy, TX, USA.
        • BT3000 vintage 1999

        #4
        Click image for larger version  Name:	Hoses.JPG Views:	1 Size:	30.2 KB ID:	833111

        (laughing) which should I get?
        50 foot or 100 ft for $2 more?

        Oh, but Amazon has the 50 ft Hitachi hose, but with M&F QC fittings applied, for $18.
        Last edited by LCHIEN; 04-17-2018, 08:28 AM.
        Loring in Katy, TX USA
        If your only tool is a hammer, you tend to treat all problems as if they were nails.
        BT3 FAQ - https://www.sawdustzone.org/forum/di...sked-questions

        Comment

        • LCHIEN
          Internet Fact Checker
          • Dec 2002
          • 20969
          • Katy, TX, USA.
          • BT3000 vintage 1999

          #5
          Amazon has 1/4" splice kits for polyurethane hose: https://www.amazon.com/Forney-75498-.../dp/B003X3Y2XC $13.45

          or I could shorten it by a few feet and just put a new 1/4 NPT on the end https://www.amazon.com/Coilhose-Pneu...8RRTKDJV33P7QY for $7

          But I can replace the entire hose with the same brand I have: https://www.amazon.com/gp/product/B0...KIKX0DER&psc=1 for $18 bucks, with fittings.

          I'm leaning toward the latter ( a new hose) because I am afraid this hose, even if repaired will develop a new hole. if its age or wear related.

          Last edited by LCHIEN; 04-17-2018, 02:08 AM.
          Loring in Katy, TX USA
          If your only tool is a hammer, you tend to treat all problems as if they were nails.
          BT3 FAQ - https://www.sawdustzone.org/forum/di...sked-questions

          Comment

          • capncarl
            Veteran Member
            • Jan 2007
            • 3569
            • Leesburg Georgia USA
            • SawStop CTS

            #6
            It’s probably better to just replace it. But the larger poly pipes and hoses don’t seem to have a problem with butt splice with heat welds. All manner of liquids and gas uses this type of pipe/hose. You ought to try a heat splice on it just for a test before you throw it away.

            Comment

            • LCHIEN
              Internet Fact Checker
              • Dec 2002
              • 20969
              • Katy, TX, USA.
              • BT3000 vintage 1999

              #7
              Originally posted by LCHIEN
              Click image for larger version Name:	Hoses.JPG Views:	1 Size:	30.2 KB ID:	833111

              (laughing) which should I get?
              50 foot or 100 ft for $2 more?

              Oh, but Amazon has the 50 ft Hitachi hose, but with M&F QC fittings applied, for $18.
              Was at Lowes today, the 50 foot hose has been reduced to $19.98 but they don't have any.
              Loring in Katy, TX USA
              If your only tool is a hammer, you tend to treat all problems as if they were nails.
              BT3 FAQ - https://www.sawdustzone.org/forum/di...sked-questions

              Comment

              • LCHIEN
                Internet Fact Checker
                • Dec 2002
                • 20969
                • Katy, TX, USA.
                • BT3000 vintage 1999

                #8
                So in the end, just bought the replacement 50 ft from Amazon and two of the 1/4" NPT hese-end fittings for $7 each.
                So I have a brand new hose and a somewhat worn 44 foot hose. as a backup additional extension.
                And a five foot hose affixed to a regulator and a schrader valve chuck to fill my bike tires to a preset pressure.
                Last edited by LCHIEN; 04-23-2018, 01:41 AM.
                Loring in Katy, TX USA
                If your only tool is a hammer, you tend to treat all problems as if they were nails.
                BT3 FAQ - https://www.sawdustzone.org/forum/di...sked-questions

                Comment

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