DuraVent 2"-8" Inner Diameter PolyPro Locking Band Clamp
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The DuraVent 2"-8" Inner Diameter PolyPro Locking Band Clamp is a premium venting system accessory designed to create strong, secure connections between DuraVent PolyPro vent components. Engineered for high-efficiency condensing gas appliance vent systems, this locking band clamp helps maintain the stability and integrity of vent joints for condensing boilers, furnaces, tankless water heaters, and other Category II, III, and IV appliances. It is an essential component for safe and professional vent installations.
As part of the trusted DuraVent PolyPro polypropylene venting system, this locking band clamp complements a vent solution specifically engineered for condensing appliances. PolyPro offers a higher operating temperature limit of 230°F (110°C) than PVC and CPVC while incorporating an advanced condensation management system. This PolyPro locking band clamp supports durable, corrosion-resistant, and code-compliant vent connections for reliable residential and commercial HVAC applications.
| Model | Dimension |
| 2PPS-LBC | 2" I.D x 2.375" (A) x 2.5" (B) |
| 3PPS-LBC | 3" I.D x 3.125" (A) x 2.5" (B) |
| 4PPS-LBC | 4" I.D x 4" (A) x 2.5" (B) |
| 5PPS-LBC | 5" I.D x 5.125" (A) x 2.5" (B) |
| 6PPS-LBC | 6" I.D x 6.125" (A) x 2.5" (B) |
| 8PPS-LBC | 8" I.D x 8.125" (A) x 2.5" (B) |
| Clearance | 0” clearance to combustibles / vertical installations |
| Listings | ULC S636 is Listed as a Class IIA, IIB, and IIC vent system. |
| Warranty | 10-years Limited warranty |