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.

Semi-rigid flexible hose made of Al foil, folding with extremely strong "Tripllock" multiple lock.

- for mechanical ventilation and climate ducts for smoke and dust extraction
- highly mechanically resistant
- operating temperature -25 °C to +200 °C
- max. air velocity in the duct 25 m/s
- max. operating pressure 2000 Pa

SEMIFLEX® STANDARD
- supplied in 3 or 5 m lengths compressed to 1/3 of the length (DN 80-250 to 1/5)
- thickness 0,08 mm

SEMIFLEX® PROFI
- supplied in lengths of 3 or 5 m compressed to 1/3 length
- thickness 0,12 mm

SEMIFLEX® PROFI BOX
- supplied in lengths of 1.5 m compressed to 1/5 length in a cardboard box
- thickness 0,11 mm

SEMIFLEX® SONO
- supplied in 1 m length
- soundproofed mineral wool layer 25 mm
- thickness 0,12 mm

SEMIFLEX® TERMO
- supplied in 1 m length
- thermally insulated mineral wool layer 25 mm,
- thickness 0,12 mm

Product variants
Product name Datasheet Instruction manual Price excl. VAT Pieces
SEMIFLEX 080/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 237,00 CZK Pieces
Product detail
SEMIFLEX 080/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 395,00 CZK Pieces
Product detail
SEMIFLEX 100/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 294,00 CZK Pieces
Product detail
SEMIFLEX 100/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 490,00 CZK Pieces
Product detail
SEMIFLEX 110/3 PROFI flexible Al hose Datasheet Instruction manual Price excl. VAT 393,00 CZK Pieces
Product detail
SEMIFLEX 110/5 PROFI flexible Al hose Datasheet Instruction manual Price excl. VAT 655,00 CZK Pieces
Product detail
SEMIFLEX 125/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 366,00 CZK Pieces
Product detail
SEMIFLEX 125/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 610,00 CZK Pieces
Product detail
SEMIFLEX 140/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 444,00 CZK Pieces
Product detail
SEMIFLEX 140/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 815,00 CZK Pieces
Product detail
SEMIFLEX 150/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 453,00 CZK Pieces
Product detail
SEMIFLEX 150/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 755,00 CZK Pieces
Product detail
SEMIFLEX 160/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 474,00 CZK Pieces
Product detail
SEMIFLEX 160/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 790,00 CZK Pieces
Product detail
SEMIFLEX 180/3 PROFI flexible Al hose Datasheet Instruction manual Price excl. VAT 651,00 CZK Pieces
Product detail
SEMIFLEX 180/5 PROFI flexible Al hose Datasheet Instruction manual Price excl. VAT 1 085,00 CZK Pieces
Product detail
SEMIFLEX 200/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 690,00 CZK Pieces
Product detail
SEMIFLEX 200/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 1 150,00 CZK Pieces
Product detail
SEMIFLEX 250/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 945,00 CZK Pieces
Product detail
SEMIFLEX 250/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 1 575,00 CZK Pieces
Product detail
SEMIFLEX 315/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 1 233,00 CZK Pieces
Product detail
SEMIFLEX 315/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 2 055,00 CZK Pieces
Product detail
SEMIFLEX 355/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 1 836,00 CZK Pieces
Product detail
SEMIFLEX 355/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 3 060,00 CZK Pieces
Product detail
SEMIFLEX 400/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 2 322,00 CZK Pieces
Product detail
SEMIFLEX 400/5 PROFI Al flex hose (5 m) Datasheet Instruction manual Price excl. VAT 3 870,00 CZK Pieces
Product detail
SEMIFLEX 450/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 2 478,00 CZK Pieces
Product detail
SEMIFLEX 500/3 PROFI Al flex hose (3 m) Datasheet Instruction manual Price excl. VAT 2 796,00 CZK Pieces
Product detail
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