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The FLEXAUST 3504025000 is a 25-foot PVC vacuum duct hose designed to handle air, dust, and fume extraction in industrial and commercial ventilation applications. With a 2.5-inch inside diameter, a 26 Hg vacuum rating, and a 25 psi maximum working pressure, this hose delivers reliable performance under demanding suction conditions. The polyvinylchloride construction provides a crush-resistant wall that maintains airway integrity even when the hose is routed around equipment or stored under load. Wall thickness measures 0.026 inches, and the hose carries a minimum bend radius of 3.1 inches, allowing routing in tight spaces without collapsing the bore.
This hose is suited for residential and light commercial settings where a durable, flexible duct connection is needed between a vacuum source and a collection point or exhaust outlet. Typical applications include central vacuum systems, portable industrial vacuums, dust collectors, and fume extraction setups in workshops, mechanical rooms, and light manufacturing environments. The 20 to 160 degrees F operating range accommodates most ambient and low-heat exhaust conditions. HVAC technicians, industrial maintenance crews, and facilities staff are the primary installers.
Designed as an OEM-style replacement or new-installation hose for vacuum duct systems requiring a 2.5-inch ID PVC flexible hose rated for air, dust, and fume service.
Installation should be performed by qualified HVAC technicians or industrial maintenance personnel. Shut down and de-energize the vacuum or blower unit completely before disconnecting or connecting hose sections. Verify that all couplings and clamps are seated fully and that the hose is not kinked below its 3.1-inch minimum bend radius, as tight bends can restrict airflow and accelerate wall fatigue. Secure any excess length to prevent the hose from contacting moving parts or heat sources.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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