Pool noodles are almost similar to industrial and residential foam insulation that are often used for pipes. These pool noodles can also be used in the residential sector instead of the industrial versions in the building for insulation as they are a bit cheaper, thus saving on cost.Click to see full answer. Thereof, can you use a pool noodle as pipe insulation?Just slit the swim noodle with a utility knife and slip it over the brace. You can also use pre-slit foam pipe insulation. If it slips off, use double-face tape to hold it in place.One may also ask, do pool noodles melt? a noodle will melt on a super hot pipe , but so will POLYSTYRENE ”oem foam ” when laid up against a very hot pipe ! Secondly, are pool noodles the same as pipe insulation? They come in flashy neon colors (unlike the dark grey!) and they are generally hollow, enough for thin copper pipes, like the water line. They are bigger in diameter and aren’t glued but duct tape is cheap too. They would fit in some situations where space isn’t a premium.What can you use pool noodles for? Here are a few fun and clever ways to use pool noodles in an effective manner. Floating Ice Chest. Funnel. Secure Gaps Between Doors. Narrow Garage Problems. Plant Support. Maintain Boot Shape. No Creases! Napkin Rings.