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  • Bounce back from wood frame

    In the end i used 2x4's to build the frame for my screen and now Im really concerned about bounce back from the top. I have tried attaching what i had to hand which was acoustic foam tiles but it barely reduces the bounce back and even from just throwing the ball in tests it comes all the way straight back to me when it hits square on. How do you guys reduce this? My screen height is 8.5' at the top and im hitting from 10ft away (although this can be changed still).

    One other thing im thinking is hanging material (probably black velvet) in loops just in front of the screen with the bottom of the first loop being close to the screen and just slightly below the wood level. That way even if it does hit the wood/foam then it would then bounce into the material. Unfortunately my ceilings are very high so this means a lot of material. I was going to carry on with the loops getting progressively smaller to 2m from the screen. Would this work and is there a cheaper, easier alternative?


  • #2
    Just to add to this has anyone tried silicone foam padding or neoprene (but attached tightly rather than loose)? I read that poron is the best material for stopping bounce back but it's hard to get and expensive.

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    • #3
      If you send me a picture I can see if we have something that will work. We just got done with a install that had the same issue.

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      • #4
        Attached pics. You can see the full frame with my attempt to use acoustic foam and a second close up showing the wood. I realise quite a few mistakes in the build as the location i am in is not easy to get good contractors (and im pretty clueless on this stuff). The wood frame was initially built too small and with the large side of the wood facing forward as opposed to the other way. I chose to put the angle iron on the back instead of modifying it as just getting it built was a hassle. This was a mistake as it has left more wood exposed but the angle iron itself is well hidden.

        I am trying a few materials today to see if they stop the bounce back and i still plan on adding material from the frame to the ceiling for covering chips so i can incorporate that but if you have any suggestions for material to really deaden the bounceback please let me know.

        Oh and on another issue in the bigger picture you can notice some bad fold lines and wrinkles from the screen. Anyone know any suggestions for fixing this? Its too big and difficult to fit in the sun. Ive tried massaging it a bit with my hand but that didnt help and its been a few weeks now since i hung it with no improvement. Im almost at the point of trying ironing even though the manufacturers warn against it.

        Thanks
        Attached Files

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        • trhuke
          trhuke commented
          Editing a comment
          I hung a piece of loose tarp about 3-4 inches in front of the top of the screen, takes a hit and just flops back and then drops the ball. Inexpensive too. Another thing I've done is take a larger tarp and hang it from the ceiling about 8 feet from the screen and then angle it down so it covers the top edge of the screen. I didn't attach the part close to the screen tightly, I let it kind of bulge down loosely. Kept me from making my 9.5 foot ceiling look like a cratered lunar landscape from lob ad sand wedge shots. And absorbs a lot of impact on high shots.
          p.s I think the attached foam padding would have to be very thick to take enough off the speed off the ball to keep it out of your face.
          Last edited by trhuke; 09-18-2019, 05:26 AM.

        • Uk101jkt
          Uk101jkt commented
          Editing a comment
          Thanks trhuke and your right on the foam. Doesn't work at all.
          On your explanation how does the one 3-4 inches from the screen attach to the longer piece that goes to 8 feet back?

          I had planned on also using the longer piece as you described to protect the ceiling.

        • jc523
          jc523 commented
          Editing a comment
          trhuke , can you please share some photos? I'm trying to figure out how to do my ceiling protection and can't quite picture your setup.

      • #5
        My screen is hung pretty close to the ceiling so I just hung a piece in front hanging loose to absorb some of the impact. My setup works nicely but it is a bit "cobbled together". I'll get some pics tomorrow. It's late here.
        It works. NO laughing... ;-)

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        • #6

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          • trhuke
            trhuke commented
            Editing a comment
            There's some explanation with the picture. Hope this help, it works in my setup. I had a flap hanging down right in front of the screen originally but this took care of frame bounce back AND ceiling damage so I took the flap down. The little flap towards the right of the tarp is just to keep the overhead garage light from washing out my screen
            Last edited by trhuke; 09-19-2019, 05:20 PM.
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