DC vent to outside

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  • mikel
    Established Member
    • Jul 2006
    • 202
    • philadelphia
    • bt 3100

    #1

    DC vent to outside

    I want to hookup grizzly 1hp two bag Dust Collector I have sitting here all ready. It came from my old shop and now I want to use it in my basement shop. I really want to vent it outside. There is are windows on three sides of the shop area. the space is 20x35 but has the house gas furnace and gas hotwater heater. I use a shopvac now. What is the safest way to do this or should I just sell it and get a good hepa shopvac.

    what should I search for to see if this has all ready been discussed?

    thanks

    ...michael
  • LCHIEN
    Super Moderator
    • Dec 2002
    • 22031
    • Katy, TX, USA.
    • BT3000 vintage 1999

    #2
    It has been discussed before, the biggest problem is you will be pumping 1000-1200 cfm of airconditioned or heated air to the outside, somewhere else in your house
    1000-1200 cfm of un-conditioned air will be sucked into your house.
    If your house is real tight then the DC will be choked down and not work well, if your house is leaky then you will be faced with much higher heating and cooling expense.

    I'm not sure but your AC/Heating fan may not even be able to cool that much air so it will be a losing battle.

    Even if you don't heat/cool the basement (because it's temerature is moderated by the ground), then you will have to have at least a 5" Square opening to admit air without restricting the DC and you'll be sucking in cold or hot air from outside.

    The purpose of the DC is to prevent dust from getting into the room. If your DC is fitted correctly it will suck in dirty air and return clean air, why vent it outside?

    You should probably fit the grizzly with a canister upgrade, these have a cut point of 1-2 microns. Then you can put a plastic bag on the bottom for a much cleaner emptying process.
    Last edited by LCHIEN; 11-13-2006, 01:42 PM.
    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

    • mikel
      Established Member
      • Jul 2006
      • 202
      • philadelphia
      • bt 3100

      #3
      Yup, the amount of air that would be leaving the space is a huge deal.

      I do forget how much air these things can move. What manufacturer would you look at for the canister?

      thanks...


      ...m

      Comment

      • LCHIEN
        Super Moderator
        • Dec 2002
        • 22031
        • Katy, TX, USA.
        • BT3000 vintage 1999

        #4
        this is the PSI canister, $169
        http://www.pennstateind.com/store/dcanister2.html
        and the bags you'll need
        http://www.pennstateind.com/store/dcpb740.html

        I got my bags from PSI
        but I got the Grizzly canister and I know that fits the HF DC fine (also can get from Amazon), $165
        http://www.grizzly.com/products/h5783
        Grizz has bags but $5 for one bag!
        http://www.grizzly.com/products/h6899
        The HF DC has a 20" ring which is standard.

        Jet also has a upgrade kit, http://www.amazon.com/Jet-708739K-DC...6?ie=UTF8&s=hi
        Last edited by LCHIEN; 11-13-2006, 04:34 PM.
        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

        • wardprobst
          Senior Member
          • Jan 2006
          • 681
          • Wichita Falls, TX, USA.
          • Craftsman 22811

          #5
          You might look at:
          http://www.wynnenv.com/9e300bl_conversion.htm

          DP
          www.wardprobst.com

          Comment

          • Sid
            Established Member
            • Apr 2004
            • 139
            • Bloomington, IL, USA.
            • Craftsman 22124

            #6
            Worse than losing cooled or heated air is the possibility of reversing flow in your furnace and water heater flue and sucking the carbon monoxide into your house--very dangerous!

            Sid

            Comment

            • mikel
              Established Member
              • Jul 2006
              • 202
              • philadelphia
              • bt 3100

              #7
              thanks. I know to leave the windows open when using near gas devices. I'm looking at the kits now... thanks...


              ...mikel

              Comment

              • pcombs
                Forum Newbie
                • Aug 2006
                • 78

                #8
                Even with dust collection, some dust will end up in some other part of the house which could be a health hazard, especially if you have a forced central air system.

                Basement shops are not advisable, better to convert your garage, at least it is a totally different disconnected room from the rest of the house.

                My 2cents

                Comment

                • mikel
                  Established Member
                  • Jul 2006
                  • 202
                  • philadelphia
                  • bt 3100

                  #9
                  Looks like just what I need. I will be getting the 35A filter kit today

                  http://www.wynnenv.com/35A_series_cartridge_kit.htm

                  I'll let you know how it works...


                  ...m

                  Comment

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