The FAMCO GH - Pipe Flashing - Adjustable is made for 7-12/12 pitched roofs. This made to go over a single wall pipe. No field trimming is required. Completely weatherproof. Large flanges. Also available for "B" gas vent pipe (SKU: GHB). Quality constructed in Heavy Duty 28 - 24 gauge Galvanized steel. The FAMCO GH - Pipe Flashing - Adjustable come in a range of size: 2 inch, 3 inch, 4 inch, 5 inch, 6 inch, 7 inch, 8 inch, 9 inch, 10 inch, 12 inch, and 14 inch. The FAMCO GH - Pipe Flashing - Adjustable is manufactured by Famco in the United States and comes with a 1-year warranty against product defects and workmanship. If you have any questions about this product, please refer to the FAQs above or feel free to contact us by phone or email.