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3/8" John Guest Tube and Fittings

3/8″ John Guest tube and fittings.  The tube is easily routed and can be used between your hot water tank and your solar water heating panel forming part of the Heliatos Solar Water Heating System .

 SolaExchange can supply parts separately or as the RV Plumbing Kit option which forms part of the MH-Panel Kit. Both comprise of 3/8″ John Guest LLDPe tube and 3/8″ John Guest Acetal fittings that are compatible with the Heliatos Solar water heating system and Australian plumbing sizes

John Guest 3/8 tubing is approved for use in drinking water applications. Rated to 120 psi @ 150 decrees Fahrenheit or 8 Bar at 65 degrees Celsius.the 3/8″ tube is rated to withstand higher pressure than the watermarked John Guest 12 mm tube at the same temperature. Used with a tube insert where fittings may be exposed to hot water it provides a good alternative for boats and RVs where the panel is up to 4 meters from the hot water tank

If you would like buy the 3/8″ John Guest tube and fittings or the RV Plumbing Kit from SolaExchange there is some important information you need to uunderstand

3/8″ John Guest tube and fittings are not “watermarked” like the 12 mm John Guest system. The tube and fittings in both systems are made from the same materials. If you search the specifications you will find the 3/8″ tube is rated to a higher pressures at same temperatures as the 12 mm. Both are rated for use in drinking water applications

If you are willing to take responsibility for your own installation you may consider the 3/8″ John Guest plumbing option

If you want your Solar Hot Water System system to meet the Australian Standards for domestic (home) installations then you will probably need to use copper tube, install a tempering valve and have your system professionally installed by a plumber.

SolaExchange freely provides this information with the clear intent of offering the best available options to its Australian customers. By offering 3/8″ John Guest tube and acetel plumbing fittings SolaExchange takes no responsibility in the case of failier of the 3/8″ tube or fittings or any fault due to its installation


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