New version of the catalogue Mass ventilation of garages!
In the catalogue we present suitable fan types and possible ventilation methods for specific garage buildings.
The design method using Computational Fluid Dynamics (CFD) simulation software is commented on.
The catalogue can be downloaded here.

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Swirl diffusers DFR-B

Whirlpool anemostats with adjustable blades

- made of galvanized sheet metal
- designed for ceiling mounting for air supply and exhaust (without slats)
- design with circular panel (type R) or square panel (type SR, SS)
- accessories: plenum boxes PDC (type RR) or PQZ / PQZ-EKO (types SS, SR)

Product variants
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Product name Datasheet Instruction manual Price excl. VAT Pieces
DFR-B 310 RR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 857,00 CZK Pieces
Product detail
DFR-B 400 RR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 254,00 CZK Pieces
Product detail
DFR-B 500 RR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 716,00 CZK Pieces
Product detail
DFR-B 600 RR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 979,00 CZK Pieces
Product detail
DFR-B 625 RR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT On request Pieces
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DFR-B 800 RR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT On request Pieces
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DFR-B 310 SR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 760,00 CZK Pieces
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DFR-B 400 SR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 121,00 CZK Pieces
Product detail
DFR-B 500 SR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 517,00 CZK Pieces
Product detail
DFR-B 600 SR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 782,00 CZK Pieces
Product detail
DFR-B 625 SR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 946,00 CZK Pieces
Product detail
DFR-B 800 SR swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 3 232,00 CZK Pieces
Product detail
DFR-B 310 SS swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 891,00 CZK Pieces
Product detail
DFR-B 400 SS swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 287,00 CZK Pieces
Product detail
DFR-B 500 SS swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 1 748,00 CZK Pieces
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DFR-B 600 SS swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 2 013,00 CZK Pieces
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DFR-B 625 SS swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT On request Pieces
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DFR-B 800 SS swirl diffuser Datasheet Instruction manual –⁠–⁠ Price excl. VAT 3 519,00 CZK Pieces
Product detail
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