CSST Corrugated Stainless Steel Tubing 37 Ft 3/4" Flexible Natural Gas Line Pipe Propane Conversion Kit Grill Hose with Male Adapter Fittings. 【Installation】-High temperature resistance,Low pressure resistance,Explosion-proof and compressive material, it can be installed exposed to indoor light, or it can also be embedded in concrete, or behind the wall in dry wall systems as needed.
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