Flexible Air Duct – Flexmaster NovaFlex ULOK 100 (4" x 25 ft)

Flexible Air Duct – Flexmaster NovaFlex ULOK 100 (4" x 25 ft) Condition: New Manufacturer: Flexmaster Canada Brand: NovaFlex Part Number: 3UL100X04 Product Type: Flexible Air Duct (Insulated) Size: 4 Inch Diameter Length: 25 Feet System Overview: The ULOK 100 flexible duct is designed for use in residential and commercial HVAC systems to distribute air efficiently between supply and return ducts. It is commonly used for: Branch duct runs Bathroom exhaust connections HRV / ERV systems General air distribution Technical Specifications Diameter: 4" Length: 25 ft Construction: Flexible core with outer vapor barrier Type: Insulated flexible duct (ULOK series) Country of Manufacture: Canada Applications Residential HVAC duct systems Air supply and return lines Ventilation systems (HRV / ERV) Exhaust air runs (bathroom / utility) Key Features: Flexible and easy to install Lightweight and durable construction Suitable for tight spaces and retrofits Made in Canada quality Standard 4" HVAC size Condition: New For Sale By: Owner Curbside pick up: Yes