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View Full Version : Where can I buy 1/2" PVC and such?



DarkSoul
03-24-2007, 4:28 PM
I can only ever find the stuff online, and lets just say that it isnt economical for me to buy this stuff online.

Where does one purchase 1/2" PVC, and other sizes, like 3/4" 5/8" etc.
Ive checked home depot, and they dont carry any of the white pvc at all, so I haven't really bothered to go to Rona as its likely they wont carry it either (ya i know i should call)

What about using electrical conduit... Would that be acceptable for use in an aquarium environment, and/or under pressure?

180gz71
03-24-2007, 4:29 PM
Do you mean using 1/2" gray electrical pipe. If so Ive used it with no problems. Its just not meant for real high pressure.

snickle
03-24-2007, 4:45 PM
I buy mine at Home Depot or Lowes. Never had a problem finding it at Home Depot.

The grey electrical pipe should be fine for most applications, as lonmg is it is not a high pressure one.

PDX-PLT
03-24-2007, 4:45 PM
Must be a local code thing in your area. Around here every hardware and home improvement store has it.

The gray PVC electrical Non-Metallic Conduit (NMC) is different in that it has a UL stamp, and is gray due to sunlight resistance. It is as thick as Schedule 40 PVC, but as has been pointed out is not rated for carrying liquid under pressure, nor approved for potable water. It would probably work just fine, though.

Plecosterone
03-24-2007, 4:45 PM
Rona in Windsor and Toronto stock it. They will probably carry it in London also. I can't figure out why Home Depot don't carry it.

DarkSoul
03-24-2007, 4:48 PM
I dont know why home depot doesnt carry it, But the last time i was there and asked, the guy literally stood there, and looked at me like I was nuts, and it would be unheard of for them to carry the stuff.

The grey PVC conduit is what I may end up using for my aquarium plumbing, since I seem to have a couple of testimonies saying that it works without issue.

As far as the pressure is concerned, I was asking because I was considering using some of the conduit fittings for my RO water tank, which will be pressurized to 80 PSI.
Obviously, this is not a good idea.

Plecosterone
03-24-2007, 4:57 PM
I wouldn't use it for 80 psi. Not sure the working pressure for it, but it seems like a lot for pvc joints to handle...I might be wrong, but I like erring on the non-flood side...lol

snickle
03-24-2007, 5:01 PM
One inch Schedule 40 PVC is rated at 450 PSI. I assume the NMT would handle a good portion of that, but would hate to bet on it.

PDX-PLT
03-24-2007, 5:18 PM
For cold water, yes. The pressure rating for PVC goes down real quick for hot water.

Soulcoffr
03-24-2007, 5:28 PM
Why not go with PEX instead? Most places around where I live don't carry much PVC water supply pipe because it's not the best solution anymore.

PEX is flexible, has a burst strength of 160psi at 76F and is NSF rated for food and water purposes. THere are tons of fittings and such a Lowes.

Probably not as cheap as PVC, but it's more versatile. You can also hook it into a manifold system for distribution.

snickle
03-24-2007, 5:32 PM
I hope he is not feeding 140F into his tank.


For cold water, yes. The pressure rating for PVC goes down real quick for hot water.

DarkSoul
03-24-2007, 6:28 PM
LOL

just the fittings from the conduit would have been used for my water under pressure.

For the aquarium, its simply a matter of plumbing two filters together, and i wanted to use 1/2" PVC, but could never find it, or fittings anywhere near me.

As for PEX, again, its another thing ive not seen around here, also, i wanted to avoid the "solid flexible" tubing type stuff since its hard to bend at 90 degrees, and hard to keep organized in a small space.

Im plumbing in two filters, and a Hydor, in a rather small space, which will require some odd plumbing.... and on the other side of my stand, in equally as small a space, im plumbing in 6 stage RO filter with UV sterilizer, which will be plumbed through my stand, under my sink on the other side of the wall.

Ideally I would like to try and plumb the UV filter, so that when needed I could shunt my filters water through it and back into the tank if need be, instead of having it filter water prior to entering my RO filter.

But thats just "pipe dreams" right now.
for the time being im more concerned with finding the supplies, and the freakin fittings... man plastic fittings are to find for some of the stuff I need.

Shelby_Tempo_GT
03-24-2007, 7:42 PM
two things with this PVC...


try over by the sprinkler section. I've usually seen it there, not in the plumbing section.


and I know that Canadian Tire carries white PVC as well.