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500 mm end cap with rubber seal NAL, ETS NORD

25.35
NAL 500 end cap with rubber seal provides airtight closure for 500 mm round ducts, ensuring system protection and efficiency.

500 mm round mechanical regulating damper KROS, ETS NORD

54.45
KROS 500 is a high-quality round regulating damper with rubber gasket for efficient airflow control. Constructed from corrosion-resistant galvanized steel, suitable for 500 mm round ducts. Easy to install, suitable for high-volume airflow in commercial, industrial, and specialized HVAC systems.

500 mm round shut-off and regulating damper with sealing gasket and motor / handle platform KRTS-4

70.80
KRTS-4 500 round galvanized shut-off and regulating damper with sealing gasket – robust, airtight solution for high-capacity HVAC duct airflow control.

500 mm straight saddle with rubber seal NSK-T, ETS NORD

13.67
NSK-T 500 - quick‑install ventilation flange is a high‑quality solution for connecting round air ducts or ventilation pipes to flat. Made from galvanised steel with a double rubber gasket – excellent airtightness and durability.