flexDUCT™ U 520
Lightweight blower and ducting hose
flexDUCT™ U 520 is the lightweight polyurethane duct with a wire helix and multidirectional flexibility. It suits moving connections and collection systems where low hose weight is valuable.
The simplest way to select a hose.
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Application guide
Lightweight blower and ducting hose
flexDUCT™ U 520 is the lightweight polyurethane duct with a wire helix and multidirectional flexibility. It suits moving connections and collection systems where low hose weight is valuable.
Middleweight blower and ducting hose
flexDUCT™ U 535 is the middleweight polyurethane duct. It retains multidirectional routing and visual flow inspection while adding wall weight and, at relevant sizes, suction capability over the lighter 520U.
Heavy-duty blower and ducting hose
flexDUCT™ U 545 is the heavy-duty polyurethane duct for more demanding internal wear. Its pressure and vacuum limits vary substantially with diameter; a heavier wall does not make every size a full-vacuum hose.
Notes: Use the consistent polyurethane duct family for the rated cleaning equipment. Size-specific vacuum capability governs eligibility.
Limitation: Compare the equipment’s actual vacuum with the published rating for the selected hose diameter. A Best ranking does not qualify every diameter for every vacuum level. Confirm routing and the complete collection system’s dust-control, bonding and grounding requirements.