20” Silver Flex R8
$280.00
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20” Silver Flex R8
$280.00
20” Silver Flex R8 Quietflex
- Diameter: 20 inches (ID)
- Length: 25 feet
- Insulation Rating: R8, providing superior thermal efficiency compared to R6 or R4 insulation
- Jacket Material: Durable, heavy-duty metalized polyester vapor barrier with "rip-stop" scrim reinforcement for tear and puncture resistance
- Inner Core: Air-tight inner core made of a double lamination of tough polyester film encapsulating a steel wire helix
- Insulation Material: Johns Manville Formaldehyde-free fiberglass insulation
- Max Airflow Velocity: 6000 FPM (feet per minute)
- Operating Temperature Range: -20°F to 180°F (continuous); -20°F to 200°F (intermittent)
- Pressure Rating: 10 in. wc (positive); 0.5 in. wc (negative)
- Certifications: UL Listed to UL 181 standard, also meets ETL, HUD/FHA, and NFPA standards 90A and 90B.
