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Pickup available at 75 Blue Mountain St #3, Coquitlam
Usually ready in 24 hours
Not sure this fits your furnace? Call us — we're happy to help
This premium 3-inch PVC Schedule 40 Coupling is a vital component for joining two sections of PVC pipe in residential and commercial appliance installations. Engineered for maximum durability, this white coupling provides a secure, leak-proof connection, making it ideal for venting high-efficiency furnaces, gas water heaters, and standard plumbing drain-waste-vent (DWV) systems. Whether you are repairing an existing exhaust line or installing a new HVAC system, this hub-to-hub coupling ensures optimal flow and structural integrity. Its high-impact resistance and smooth internal finish help prevent debris buildup and ensure long-lasting performance in demanding exhaust and drainage applications.
Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.
1-778-759-9864Mon–Sat 8AM–5PM PT · Or email parts@bcfurnace.com
Compatible parts and related replacements
The 636-020 is a replacement part. Match your furnace model number on our site to confirm the fit. This PVC Schedule 40 is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
The easiest way is to match the part number (636-020) with your furnace model number. Visit the homepage and enter your model number in the search bar — our system will show all compatible PVC Schedule 40, 636 PVC, S636, ABS for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
Most PVC Schedule 40, 636 PVC, S636, ABS including the 636-020 ship within 1–2 business days from our warehouse. We ship across Canada and the United States, and worldwide, with tracking on every order. For urgent furnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. PVC Schedule 40, 636 PVC, S636, ABS orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 636-020 is in stock before visiting.
Still not sure this is the right part? Call 1-778-759-9864 and we will check your model number with you.
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