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4th May 2018, 10:18 AM #31.
- Join Date
- Feb 2006
- Location
- Perth
- Posts
- 27,791
15º bends can be purchased from specialist PVC ducting stores.
They are not cheap - Pipeonline has the 150mm ones for $18! When I bought mine back in 2011 they were the same price as 45º's, ~$10.
Has anyone used something like this
https://www.pacificair.com.au/ductin...pandable-150mm
The other negative thing about the squishy Al ducting in a workshop situation is that it easy gets crushed and won't return to its original shape.
It would be Ok in situations where it would not be touched or moved but then you might as well use regular PVC ducting.
The Heavier Stiffer Timbecon stuff is less resistive to flow that the more flexible softer PU flexy from Carabatech and others.
But I might be better off just using 150mm flex hose, because I can use that to connect to saws etc as well, I don't think the semi flexible would hold up..
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4th May 2018 10:18 AM # ADSGoogle Adsense Advertisement
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10th May 2018, 08:43 PM #32SENIOR MEMBER
- Join Date
- Oct 2015
- Location
- Ringwood, VIC
- Posts
- 575
So, a start...
Hard to make out, but this is a cupboard at the end of my shed, designed so the inlet duct will be under the floor. Occasionally living on a hill has advantages.
It's a timber frame, covered with 'shadowply', and will be lined with several layers of old carpet.
But now the weather has gone to mush. Hopefully get the last of the cutting done tomorrow, and maybe even the extractor itself assembled...
Russ
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8th September 2018, 11:07 PM #33SENIOR MEMBER
- Join Date
- Oct 2015
- Location
- Ringwood, VIC
- Posts
- 575
So, it's been a while with some family drama intervention, mums broken leg, f.i.l broken hip, daughter broken wrist followed by broken collarbone,...)
But today I finally got to start installing the dc into its home.
Only a couple of issues. [emoji17]
Firstly I apparently mis-measured. Overall width about 150 too short. Sort of solved by removing the internal divider that was supposed to be part of the baffle to outside. So I'll have to add something onto the side.
However, the bag holders touch the insulation each side. I think it will still be possible to get bags on, otherwise I guess I'll be removing a patch of insulation.
I then discovered I bolted the bag holders on upside down... At least that is an easy fix.
Finally, I can't find the filters. Pretty sure they were in the box when it arrived.
But another 2 or 3 months at this rate and it will be done!
Russ
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9th September 2018, 08:01 PM #34SENIOR MEMBER
- Join Date
- Oct 2015
- Location
- Ringwood, VIC
- Posts
- 575
Ok, a little more progress.
I reinstalled the bag holders right way up.
Eventually worked out that I needed to move the inlet 50mm west.
Removed a little insulation where the bag holders were jammed against it.
And found the filter bags...
I'm sure I'll get the next bit done some time this year [emoji53]
Russ
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28th April 2019, 12:05 AM #35SENIOR MEMBER
- Join Date
- Oct 2015
- Location
- Ringwood, VIC
- Posts
- 575
Well, it wasn't last year, but finally progress.
Ran the main 'trunk' line in 150mm with a capped y to allow for future extension to the bandsaw which is outside under verandah, another y which branches to the bench where the scms usually lives, along with sander and grinder, and finally terminates ready for another elbow which will be located in the floor under where the triton saw/ router / thicknesser are set up.
All pipes are under the floor. The trunk is a straight line into the extractor.
Haven't quite finished the enclosure, no doors yet, but I screwed a few sheets of ply to close it up.
Sound test;
Background 35db (remarkably quiet today)
About a meter in front (which is actually at the rear of the unit) with no doors 86dB
With panels across the front to about the top of the filters: 75dB
With the top closed in save a small opening (say 300x 150) 66dB.
Measured with a little aldi sound meter.
So, it's usable, I'll just use a short length of flex to hook up for now.
I guess it will move to the end of the list for the finishing touches.
Number 1 on the list is find/fix a leak..
(discovered water dripping under the floor of a bathroom, I hope it is just a failed waste outlet and not a cracked fibreglass shell (shower bath module) - the floor is obviously degrading)
Russ
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