Dave Ashworth Posted June 26, 2016 Report Share Posted June 26, 2016 Does anyone know if there are any repair pieces available for the Plenum chamber where they rot out near the drain hole. I have a TR5 with a fair sizes hole in that place, so I'm just considering the options to repair it. Thanks very much for your help, as always. Cheers. Dave. Quote Link to post Share on other sites
stuart Posted June 26, 2016 Report Share Posted June 26, 2016 (edited) AFIK There is no repair sections Dave, I always make my own though its not a five minute job due to the shape of it. When you replace the drain make sure the pipe is flush with the bottom of the repair as the originals stuck up about a 1/4" which meant water laid in the bottom and allied with the fact that there is no airflow unlike 4/4a`s this accelerated the rot problem. Stuart. Edited June 26, 2016 by stuart Quote Link to post Share on other sites
barkerwilliams Posted June 26, 2016 Report Share Posted June 26, 2016 Dave, If your going for a repair why not use stainless pipe? Once painted who will know? I had a quick (innaccurate) measure and at 82'ish mm Stainless drainage pipe is available from drainage suppliers quite cheaply - for example https://www.drainagesuperstore.co.uk/product/stainless-steel-pipe-82mm-x-250mm-304-grade-blucher-europipe.html?gclid=CKSIp72Dxs0CFUieGwodo0YL3w Alan Quote Link to post Share on other sites
graeme Posted June 26, 2016 Report Share Posted June 26, 2016 Dave, If your going for a repair why not use stainless pipe? Once painted who will know? I had a quick (innaccurate) measure and at 82'ish mm Stainless drainage pipe is available from drainage suppliers quite cheaply - for example https://www.drainagesuperstore.co.uk/product/stainless-steel-pipe-82mm-x-250mm-304-grade-blucher-europipe.html?gclid=CKSIp72Dxs0CFUieGwodo0YL3w Alan Alan, Not sure what you have measured but the drain is only 1/2" or 12.5mm. Cheers Graeme Quote Link to post Share on other sites
barkerwilliams Posted June 26, 2016 Report Share Posted June 26, 2016 Graeme, Shucks, and I thought Dave's plenum had rotted near the drain. First I vote Brexit and now this, Oh the shame of it! Just one of those weeks I guess. Alan Quote Link to post Share on other sites
Dave Ashworth Posted June 27, 2016 Author Report Share Posted June 27, 2016 Thanks one and all. Thank you Stuart for the photograph which is very helpful. Noted about the depth of where the pipe is Stuart. I had a feeling it might be a make it yourself job. All the best. Dave. Quote Link to post Share on other sites
Lockley210 Posted June 28, 2016 Report Share Posted June 28, 2016 Dave I posted my solution for repairs if you follow this post. topic/54526-plenum-drain-outlet-pipes/?p=451749 The repair was carried out 5 years ago and is still watertight It was a little drastic and involved cutting two large circular holes to the side of the rusted area and opening the plunum up to be able to sand blast the inside and then lead load the inside to make the outlet leak proof. Hope this might be a solution for you Cheers Mark Quote Link to post Share on other sites
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