| Color | : | Silver / Metallic |
| Core Material | : | Polyester |
| Flame / Smoke Rating | : | Class 1 |
| Inside Diameter | : | 8 in |
| Insulated | : | Yes |
| Jacket Material | : | Metalized Polyester |
| Length | : | 50 ft |
| Maximum Air Velocity | : | 5,000 FPM |
| Maximum Working Pressure | : | 6 in w.c. |
| Operating Temperature Rating | : | -20-140 F |
| Package Quantity | : | 1 |
| Product Family | : | MHP-50 Series |
| Product Type | : | Insulated Flexible Duct |
| R-Value | : | 4.2 |
| Shape | : | Round |
The JPL MHP-50 Series is a UL-listed Class 1 flexible air duct designed for use as supply and return lines in low to medium pressure residential and commercial HVAC systems.This 50-foot duct is built with a resilient spring steel wire helix, an airtight 2-ply inner core, and high-quality Owens Corning fiberglass insulation. The entire assembly is enclosed in a durable, reinforced metalized polyester vapor barrier to ensure long-term performance and reliability.
Quality Insulation: Utilizes formaldehyde-free Owens Corning fiberglass insulation to deliver certified R-4.2 thermal performance.Durable Construction: Features an air-tight, 2-ply black polyester inner core encapsulated around a spring steel wire helix for structural integrity.Reinforced Vapor Barrier: A unique 2-ply reinforced metalized polyester jacket protects the insulation and prevents moisture intrusion.Certified Safety: UL-181 listed as a Class 1 Air Duct and GREENGUARD Gold certified, meeting NFPA 90A and 90B standards.Easier Installation: Designed with a 3/8-inch oversized core to simplify connections to collars and fittings.Reliable Warranty: Backed by a 10-year limited warranty, guaranteeing the duct is free from material and workmanship defects.