8 inch✕ 25 ft HVAC Insulated Flexible Duct R8 7 inch✕ 25 feet

8 inch✕ 25 ft HVAC Insulated Flexible Duct R8 7 inch✕ 25 feetThis product offers the best resilience to heat and fire. Owens Corning R6 fiberglass (UL 181 and ASTM E84 approved) and two layers of aluminum make up this product. It can manage temperatures from 30F to 200F, so it's ideal for attics, industrial exhaust, and other hot environments. R6 Insulation: The Best Way to Keep the Heat In It offers a 35% increase in energy efficiency compared to conventional ducting. This makes the HVAC system work less hard

Smooth inner wall helps maintain strong airflow with less resistance

this duct draft stopper offers excellent durability

4) Flexible & Easy to Work With Lightweight and highly flexible for tight spaces

energy-efficient

[Product included] 2 PCS 8 to 6 inch duct reducer with 2PCS 304 Stainless Steel Hose Clamps to meet your daily using needs

2) Flame Retardant + Extreme Temperature Performance Designed for demanding ventilation jobs

3) Helps Reduce Condensation Insulation helps limit condensation buildup in attics

and a reinforced aluminum foil inner core for durability and stable performance

and general-purpose ventilation in residential and light commercial projects

Fits Standard 6 Inch Ducting Designed for standard 6 inch round ventilation ducts

tape or steel clip to secure connections

and garages—ideal for areas with temperature differences