PVC will collapse under the heat. Have a look at silicon hose (search) or if you're thrifty, people seem to have success with wire-coiled PVC which as the name suggests, has coiled wire through it to stop it collapsing. Silicon hose is the way to go if you can afford it, IMHO.The topic says it all. Getting closer to AG and would like to know what sort of tubing for hot temps. I have a march pump and some 12mm PVC but will this become degraded by the hotter temps?
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