Description This Gastite FS-20-50 1-1/4 Flash Shield CSST Tubing is a genuine OEM Gastite product. It is brand new in the original Gastite factory packaging and is guaranteed to fit and function properly. Please see below for important warranty information. Specs Condition: Brand New Manufacturer: Gastite Document Downloads Spec Sheet PDF Catalog PDF Installation PDF Additional Part Number Information: Equivalent Part Number: FS2050 HVAC Parts Part Number: 561393 Need Some Help? Speak to our friendly customer service. 1-800-359-1334 Email Us Product Video Shipping & Returns Shipping: CLICK HERE for our full Shipping Policy. Return Policy: CLICK HERE for our full Return Policy.