Suggested Retail: $39.00. HOME-FLEX 1 in. Polypropylene Underground Yellow Poly Gas Pipe Conversion Fitting. The HOME-FLEX Underground 1 in. Conversion Fitting is designed to convert your polyethylene gas pipe to male pipe threads. It allows easy connection to existing steel or adding a reducer. This fitting is purpose-built for direct burial outside underground use only in accordance with local plumbing or building codes. Constructed of durable polypropylene, it can be removed and re-installed. It is rated at 125 psi and is certified to ASTM F1924. This fitting is not for use with HOME-FLEX (or other) CSST (corrugated stainless steel tubing) products. Brand: HOME-FLEX. Lot Sticker: OH001-00000860-34. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.