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Re: direct vent exhaust blistering paint

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Posted by HeatPro on April 25, 2010 at 21:20:17:

In Reply to: Re: direct vent exhaust blistering paint posted by Dan on April 25, 2010 at 10:57:08:

: I found a label on the exhaust pipe that comes from the boiler. It is made by FasNSeal and is FVL3605.

Yes, it is single wall:
http://www.plumbinghall.com/discount-455368968-protech-systems-fasnseal-fsvl3605-5-vent-length-36-longx5-diameter-300077.php

There are code issues in fastening the single wall to double-wall, unless it is a factory-approved connection. It is simpler to use the existing single-wall with an extension piece to extend outside the wall and use an elbow pointing down. Make or get a shielded termination box to mount a space away from the exterior wall. Make a hole on all sides of the single-wall so there is Side: 8"
Top: 12"
Bottom: 4"
of clearance of the pipe to any studs and interior/exterior surfaces. The hole can be covered with galvanized sheet inside and out, just as vertical chimneys would be spaced away from combustibles. Metal stud base could be used to cover all sides of the hole before enclosing the hole with sheet.

http://www.unionsteam.com/documents/550-110-734_0502.pdf

There is a concentric thru-wall section:

http://www.protechinfo.com/FAQs-FasNSeal-c262.html

http://www.protechinfo.com/mc_images/category/45/1223a.pdf

http://www.protechinfo.com/mc_images/category/45/1226.pdf

http://www.fireplacesnow.com/viewPrd.asp?idproduct=62643&ref=gbase

Follow Ups:

Good info Pharme138 21:58:20 1/28/2013 (0)
Good info Pharmd679 21:58:06 1/28/2013 (0)
Good info Pharma191 21:57:59 1/28/2013 (0)
Re: direct vent exhaust blistering paint Dan 17:36:17 4/26/2010 (5)
- Re: direct vent exhaust blistering paint Heatpro 19:55:03 4/26/2010 (4)
  - Re: direct vent exhaust blistering paint Dan 08:07:24 4/27/2010 (3)
    - Re: direct vent exhaust blistering paint Heatpro 14:18:20 4/27/2010 (2)
      - Re: direct vent exhaust blistering paint Dan 07:44:34 4/28/2010 (1)
        
        Re: direct vent exhaust blistering paint Heatpro 15:56:43 4/28/2010 (0)

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Comments:
: : I found a label on the exhaust pipe that comes from the boiler. It is made by FasNSeal and is FVL3605. : Yes, it is single wall: : http://www.plumbinghall.com/discount-455368968-protech-systems-fasnseal-fsvl3605-5-vent-length-36-longx5-diameter-300077.php : There are code issues in fastening the single wall to double-wall, unless it is a factory-approved connection. It is simpler to use the existing single-wall with an extension piece to extend outside the wall and use an elbow pointing down. Make or get a shielded termination box to mount a space away from the exterior wall. Make a hole on all sides of the single-wall so there is Side: 8" : Top: 12" : Bottom: 4" : of clearance of the pipe to any studs and interior/exterior surfaces. The hole can be covered with galvanized sheet inside and out, just as vertical chimneys would be spaced away from combustibles. Metal stud base could be used to cover all sides of the hole before enclosing the hole with sheet. : http://www.unionsteam.com/documents/550-110-734_0502.pdf : There is a concentric thru-wall section: : http://www.protechinfo.com/FAQs-FasNSeal-c262.html : http://www.protechinfo.com/mc_images/category/45/1223a.pdf : http://www.protechinfo.com/mc_images/category/45/1226.pdf : http://www.fireplacesnow.com/viewPrd.asp?idproduct=62643&ref=gbase

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