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Dundas Jafine BTD420ZW ProFlex Dryer Transition Duct – 4″ x 20′
$49.086
Possible Delays – Please Contact For More Info
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Dundas Jafine ProFlex Transition Duct 4″ x 20′.
The BTD420ZW ProFlex Dryer Transition Duct is a UL 2158A-rated flexible aluminum foil duct designed for safe and efficient venting of both gas and electric dryers. This 4″ × 20 ft (approx. 6.1 m) hose delivers increased reach for dryer installations where longer runs are needed. Constructed with a 4-ply fire-resistant aluminum foil laminate wrapped around a corrosion-resistant wire helix, it provides airtight performance and crush-resistant flexibility while remaining lightweight and easy to handle. Suitable for lengths beyond 8 ft but note that UL marking applies only up to 8 ft.
Key Features:
UL 2158A compliant (marked for ≤ 8 ft lengths)
Heavy-duty 4-ply foil laminate construction with steel wire helix
Lightweight and compact: only ~58 g, easy to ship and install
Flexible design suited for long runs around obstacles
Compatible with both gas and electric dryer exhaust applications
Brand
Dundas Jafine
Dundas Jafine® is a leading manufacturer of high-performance air distribution, dryer venting, and ventilation products trusted by professionals and homeowners across North America. With over 80 years of innovation, Dundas Jafine delivers reliable, easy-to-install solutions designed to meet the needs of modern HVAC systems, laundry rooms, bathroom exhausts, and kitchen ventilation setups.
The brand offers a full range of UL-listed and CSA-certified products including dryer transition ducts, aluminum and flexible ducts, roof and wall vents, inline draft blockers, exhaust fans, and air diffusers. Known for quality craftsmanship and durability, Dundas Jafine products help improve airflow efficiency, reduce moisture buildup, and meet building code compliance for residential and light commercial use.
As a trusted Canadian distributor of Dundas Jafine products, we provide a complete selection of ventilation and air duct accessories backed by fast delivery, competitive pricing, and expert support.
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