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Check valve OLK
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The OLK check valve is designed to prevent air overflow.
The OLK check valve is designed to prevent air overflow through branches to (from) switched off fans. The body of the check valve is made of galvanised steel sheet. The blades are made of aluminium sheet. Automatic closing of the ducts when the fan is switched off is carried out under the spring loaded blades. Fastening with ducts and other system elements is carried out by means of quick release clamps. The dampers can be mounted in any position.
The OLK check valve is designed to prevent air overflow through branches to (from) switched off fans. The body of the check valve is made of galvanised steel sheet. The blades are made of aluminium sheet. Automatic closing of the ducts when the fan is switched off is carried out under the spring loaded blades. Fastening with ducts and other system elements is carried out by means of quick release clamps. The dampers can be mounted in any position.