*PLUMBERSSTOCK EXPERT* responded:
Good day! Thank you for visiting PlumbersStock.com. We are glad that you are interested in our Nutone 3808 pipe 8' for central VAC systems. This is a semi-rigid white PVC tubing with an exceptional tensile strength. Its self-extinguishing properties will not support combustion making it extremely safe for your home’s walls. Installs vertically or horizontally and is not affected by weather – won’t rust or deteriorate. For reference, please check page 14 of this brochure. For other inquiries, please contact one of our customer support specialists at 435-868-4020 or through e-mail @ email@example.com. If you're interested in purchasing this product, feel free to click Add to Card, enter your zip code and you're all set. Happy shopping!