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|  | are made of aluminium or galvanised sheet steel |
| | in numerous standard dimensions and dimensions upon customer´s request |
Types of protection louvres:
| | AZR-2: aluminium protection louvres |
| | AZR-3: aluminium protection louvres - with narrow blades |
| | JZR-2: steel protection louvres |
| | OZR: circular protection louvres (made of aluminium or steel) |
References
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 | | AZR-2 |
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 | | OZR |
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| | circular or rectangular version |
| | cap in three design variations |
| | various materials (aluminium, galvanised steel sheet, cooper or stainless steel, powder painted in any RAL colour) |
References
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 | | SP |
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We produce:
| | 5 types of overpressure dampers and 7 types of air volume dampers |
| | made of aluminium, galvanised steel sheet or stainless steel |
| | manual regulation, pneumatic or motor driven |
Types of overpressure dampers:
| | ANŽ-3: made of aluminium, for air exhaust |
| | ANŽ-4: made of aluminium, for air supply |
| | JNŽ-4: made of steel, for air exhaust |
| | JNŽ-5: made of steel, for air supply |
| | JNŽ-6: made of steel, for duct installation |
Types of Air volume dampers:
| | RŽ-1: parallel or counter-direction blades |
| | RŽ-2: airtight model DIN 1946 |
| | RŽ-3, R-4, R-5, R-6: different constructions |
| | RŽ-7: aluminium, with plastic gear wheels |
References
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 | | ANŽ-3 |
 | | RŽ-7 |
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with manual or motor driven regulation, in standard dimensions and various dimensions upon customer´s request
Types:
| | DL: Throttling damper - rectangular |
| | DL-1: Throttling damper - circular |
| | ZL-1: Shut-off damper (airtight acc. to DIN 1946) |
| | RSK: Non-return dampers for automatic duct closing after the fan is turned off |
References
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