Round Galvanized Steel Duct Access Door for 4 Inch Ducts for Inspection, Maintenance, Repairs - Dryer Vent, Air Duct Systems, Exhaust, Supply, Intake - Airtight EPDM Gasket Inspection Panel
Product details
| Management number | 228794244 | Release Date | 2026/05/31 | List Price | US$7.19 | Model Number | 228794244 | ||
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- DIMENSIONS, DUCT RANGE & ACCESS PANEL FITMENT – Designed as a 4 inch round duct access door for HVAC air ducts; compatible with round ducts DIAMETER RANGE 3.78 to 4.13 Inch; Dimensions 7.07 x 3.15 Inch. Functions as a duct access door, round duct access panel, and access panel door for inspection openings, ideal HVAC panel for standard duct systems.
- GALVANIZED STEEL ACCESS PANEL WITH CR EPDM GASKET – Manufactured from durable galvanized steel sheet combined with a CR EPDM rubber gasket; corrosion-resistant construction ensures long service life as an HVAC duct access door alternative in round air duct systems.
- AIRTIGHT HVAC PANEL PERFORMANCE – EPDM gasket profile provides high airtightness class, reducing air leakage and maintaining airflow efficiency; suitable for HVAC duct access, dryer vent duct access, and air ducts HVAC installations where a tight-sealing access panel door is required.
- KNOB-LOCK EXPANDING INSTALLATION SYSTEM – Dual tightening knobs allow the access panel to expand from inside the duct, locking securely in place without screws; enables fast installation, removal, inspection, servicing, and maintenance of duct systems without dismantling ductwork or ventilation components.
- HVAC, DRYER VENT & DUCT SYSTEM APPLICATION – Used as a duct access door for cleaning, inspection, grease removal, and internal servicing; provides access to airflow components inside HVAC air ducts; suitable for supply, return, or exhaust ducts, indoor and outdoor use; TEMPERATURE RANGE -22°F to 248°F; not suitable for installation on surfaces where water may collect or pool.
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