Suggested Retail:$16. FROST KING E/O 5-5/8 in. x 3 ft. Silver& Brown Fixed Sill Threshold. The 5-5/8 in. x 3 ft. Sill Threshold can be used with pre-hung doors to replace old thresholds. The threshold is made from heavy-gauge aluminum for strength and durability. It features a low rug design for use with heights up to 3/4 in. and adds a handsome silver appearance to your entry door. The threshold can help prevent the cold from entering your home with its Thermo-Barrier.. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. PAID DELIVERY AND 7 DAY ALTERNATE PICK-UP ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.