Helios (2264)
The Helios RVK 500 is a robust cover designed for both supply and extract air openings, offering tight, spring-loaded sealing. It is fully compatible with reversible fans and built from durable, impact-resistant light grey plastic. The integrated stainless steel spring ensures a secure closure. The number of louvres included depends on the unit’s size. Th ...
The Helios RVM 225/DRVM 200 motorised damper is engineered to stop cold air from entering horizontal fan systems. It opens automatically using a motor and features a cylindrical housing made of sheet steel with mounting flanges on both ends. The unit can be directly fastened to the fan’s base plate, with pre-drilled holes compliant with DIN 24155, page 2. ...
The Helios RVM 250 motorised damper is designed to block cold air from entering horizontal fans. It operates via an integrated motor and features a cylindrical housing made from sheet steel, with flanges on both sides for easy installation. The unit can be directly mounted onto the fan’s base plate, with flange holes matching the DIN 24155, page 2 standar ...
The Helios RVM 280 is a motorised damper specifically designed to prevent the backflow of cold air into horizontal fan systems. It features a cylindrical housing made of sheet steel with flanges on both ends, allowing it to be securely mounted directly to the fan base plate. The pre-drilled flange holes comply with DIN 24155, page 2 standards. The damper ...
The Helios RVM 315 is a motor-operated damper intended to prevent cold air from backflowing into horizontal fan systems. It features a cylindrical housing made of sheet steel with flanges on both sides, allowing for direct mounting to the fan base plate. The flange holes are aligned with DIN 24155, page 2 specifications. The damper uses aluminium flaps fo ...
The Helios RVM 355 motorised damper is designed to prevent cold air from flowing back into horizontal fans. It features a cylindrical housing made of durable sheet steel with mounting flanges on both sides, allowing it to be directly attached to the fan base plate. The flange bore holes conform to DIN 24155, page 2 standards. Equipped with aluminium flaps ...
The Helios RVM 400 is a motor-driven damper engineered to stop cold air from entering horizontal fan installations. It features a cylindrical sheet steel housing with flanges on both sides, enabling direct mounting to the fan base plate. Flange holes are drilled to match DIN 24155, page 2 specifications. The damper is equipped with lightweight aluminium f ...
The Helios RVM 450 is a motorised damper developed to prevent the reverse flow of cold air into horizontal fans. It features a cylindrical housing made from sheet steel, equipped with flanges on both ends for direct attachment to the fan base plate. The flange bore holes comply with DIN 24155, page 2 standards. Fitted with aluminium flaps for dependable a ...
The Helios RVM 500 is a motorised backdraft damper engineered to stop cold air from flowing into horizontal fans. Its cylindrical housing is made from robust sheet steel and includes flanges on both ends for secure mounting directly onto the fan base plate. The pre-drilled flange holes follow DIN 24155, page 2 specifications. The damper’s aluminium flaps ...
The Helios RVM 560 is a motor-driven damper built to prevent cold air from entering horizontal ventilation systems. It features a cylindrical sheet steel housing with flanges on both ends, allowing for direct installation onto the fan base plate. The bore holes are designed according to DIN 24155, page 2 standards. The damper uses aluminium flaps for reli ...
The Helios RVM 630 motorised damper is designed to prevent the backflow of cold air into horizontal fan systems. It features a cylindrical housing made from sheet steel with flanges on both ends, enabling direct attachment to the fan base plate. The flange bore holes comply with DIN 24155, page 2 specifications. The damper is fitted with aluminium flaps f ...
The Helios RVM 710 is a motorised damper built to stop cold air from entering horizontal fan setups. It features a cylindrical housing constructed from sheet steel, with flanges on both sides for direct mounting to the fan base plate. The flange holes follow DIN 24155, page 2 standards, ensuring compatibility. Aluminium flaps provide effective airflow reg ...
Back Draught Damper, for preventing of cold air falling into a horizontal fan. Opens with help of a motor. Cylinder form sheet steel housing with flanges fitted on both sides. Can be directly screwed onto the fan base plate. Bore holes in accordance to DIN 24155, page 2. Noiseless operation through a polymer puffer connection.
The Helios RVS 250 is a motor-operated damper developed to prevent the backflow of cold air into horizontal fans. It features a cylindrical housing made from durable sheet steel, complete with flanges on both sides for direct mounting onto the fan base plate. The flange bore holes are designed to match DIN 24155, page 2 standards. Silent operation is ensu ...
The Helios RVS 280 is a motor-driven damper designed to block cold air from entering horizontal fan installations. Its cylindrical housing is constructed from sheet steel and includes flanges on both ends, allowing for direct attachment to the fan base plate. The bore holes are aligned with DIN 24155, page 2 standards for compatibility. The damper ensures ...
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