| Core Material | : | Polyester |
| Flame / Smoke Rating | : | <25 Flame, <50 Smoke |
| Inside Diameter | : | 4 in |
| Insulated | : | Yes |
| Length | : | 25 ft |
| Material | : | Metalized Polyester |
| Maximum Air Velocity | : | 5000 fpm |
| Maximum Working Pressure | : | 6 in-WG |
| Operating Temperature Rating | : | -20 to 140 deg F Continuous, -20 to 200 deg F Intermittent |
| Product Family | : | MHP-25 Series |
| Product Type | : | Duct |
| R-Value | : | R4.2 |
MHP series is a UL listed and labeled Class 1 flexible air duct, used in the HVAC industry as a supply and return air duct in low to medium pressure duct systems. MHP is made in 25', 45', and 50' lengths.
JPL® Flexible Air Duct, 4 in ID, 25 ft L, R-Value: R4.2, Polyester Core, Insulated: Yes, Flame/Smoke Rating: <25 Flame, <50 Smoke, 5000 fpm Max Air Velocity, -20 to 140 deg F Continuous, -20 to 200 deg F Intermittent Operating Temperature, 6 in-WG Max Working Pressure, Product Family: MHP-25 Series, Metalized Polyester
- Guaranteed out of package lengths
- GREENGUARD Gold Certification
- Formaldehyde Free (see www.jplflex.com for more info)
- 3/8 Oversized core
- Certified R-Values