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CGT/4-800-3/-1,1
acoustically insulated axial fanExcl. Tax: €2,443 Incl. Tax: €2,957in 4-6 weeksDuct: 800 -
CGT/4-800-3/-1,5
acoustically insulated axial fanExcl. Tax: €2,535 Incl. Tax: €3,067in 4-6 weeksDuct: 800 -
CGT/4-800-3/-2,2
acoustically insulated axial fanExcl. Tax: €2,638 Incl. Tax: €3,192in 4-6 weeksDuct: 800 -
CGT/4-800-3/-3
acoustically insulated axial fanExcl. Tax: €2,762 Incl. Tax: €3,342in 4-6 weeksDuct: 800 -
CGT/4-800-3/-4
acoustically insulated axial fanExcl. Tax: €2,935 Incl. Tax: €3,551in 4-6 weeksDuct: 800 -
CGT/4-800-3/-5,5
acoustically insulated axial fanExcl. Tax: €3,126 Incl. Tax: €3,782in 4-6 weeksDuct: 800 -
CGT/4-800-6/-1,5
acoustically insulated axial fanExcl. Tax: €0 Incl. Tax: €0in 4-6 weeksDuct: 800 -
CGT/4-800-6/-2,2
acoustically insulated axial fanExcl. Tax: €2,779 Incl. Tax: €3,363in 4-6 weeksDuct: 800 -
CGT/4-800-6/-3
acoustically insulated axial fanExcl. Tax: €2,903 Incl. Tax: €3,513in 4-6 weeksDuct: 800 -
CGT/4-800-6/-4
acoustically insulated axial fanExcl. Tax: €3,076 Incl. Tax: €3,722in 4-6 weeksDuct: 800 -
CGT/4-800-6/-5,5
acoustically insulated axial fanExcl. Tax: €3,267 Incl. Tax: €3,954in 4-6 weeksDuct: 800 -
CGT/4-800-6/-7,5
acoustically insulated axial fanExcl. Tax: €3,534 Incl. Tax: €4,276in 4-6 weeksDuct: 800 -
CGT/4-800-9/-4
acoustically insulated axial fanExcl. Tax: €3,276 Incl. Tax: €3,964in 4-6 weeksDuct: 800 -
CGT/4-800-9/-5,5
acoustically insulated axial fanExcl. Tax: €3,467 Incl. Tax: €4,195in 4-6 weeksDuct: 800 -
CGT/4-800-9/-7,5
acoustically insulated axial fanExcl. Tax: €3,734 Incl. Tax: €4,518in 4-6 weeksDuct: 800 -
CGT/6-800-3/-0,55
acoustically insulated axial fanExcl. Tax: €0 Incl. Tax: €0in 4-6 weeksDuct: 800 -
CGT/6-800-3/-0,75
acoustically insulated axial fanExcl. Tax: €2,608 Incl. Tax: €3,156in 4-6 weeksDuct: 800 -
CGT/6-800-3/-1,1
acoustically insulated axial fanExcl. Tax: €2,701 Incl. Tax: €3,268in 4-6 weeksDuct: 800 -
CGT/6-800-3/-1,5
acoustically insulated axial fanExcl. Tax: €0 Incl. Tax: €0in 4-6 weeksDuct: 800 -
CGT/6-800-6/-0,55
acoustically insulated axial fanExcl. Tax: €0 Incl. Tax: €0in 4-6 weeksDuct: 800 -
CGT/6-800-6/-0,75
acoustically insulated axial fanExcl. Tax: €2,750 Incl. Tax: €3,327in 4-6 weeksDuct: 800 -
CGT/6-800-6/-1,1
acoustically insulated axial fanExcl. Tax: €2,843 Incl. Tax: €3,440in 4-6 weeksDuct: 800 -
CGT/6-800-6/-1,5
acoustically insulated axial fanExcl. Tax: €2,916 Incl. Tax: €3,528in 4-6 weeksDuct: 800 -
CGT/6-800-6/-2,2
acoustically insulated axial fanExcl. Tax: €3,069 Incl. Tax: €3,714in 4-6 weeksDuct: 800 -
CGT/6-800-9/-1,1
acoustically insulated axial fanExcl. Tax: €3,042 Incl. Tax: €3,681in 4-6 weeksDuct: 800
AW sileo / AW sileo EC
The AW Sileo / AW EC Sileo axial wall fans are designed for wall or ceiling mounting. The fans have a square base plate made of galvanized sheet steel, which is powder coated in black (RAL 9005). The axial impeller is equipped with blades made of composite material / aluminum alloy provided with black paint.
HXBR / HXTR
![HXBR / HXTR](https://en.ventilatory.net/media/catalog/category/hxbr_hxtr.png)
The HXBR / HXTR / Ecowatt axial fans are suitable for ventilation directly through a wall. The HXBR / HXTR / Ecowatt wall fans are suitable for industrial applications, for ventilation of halls, establishments, warehouses, etc. The HXBR / HXTR / Ecowatt fans are axial fans designed for wall mounting and can be installed in both horizontal and vertical positions.
HCFB / HCFT
![HCFB / HCFT](https://en.ventilatory.net/media/catalog/category/hcfb_hcft.png)
The HCFB / HCFT axial wall fans are designed for wall mounting. The fans are suitable for HVAC and industrial applications, where low noise and high air flow rate are required. The HCFB / HCFT axial wall fans can be installed in horizontal or vertical position. The HCFB / HCFT fans have an impeller made of thermoplastic with glass fibers. The impeller has fixed blades.
The speed control for single-phase fans (HCFB) is performed by electronic or transformer controllers by changing the voltage, for three-phase fans (HCFT) using frequency converters.
HCBB / HCBT
![HCBB / HCBT](https://en.ventilatory.net/media/catalog/category/hcbb_hcbt.png)
The HCBB / HCBT axial wall fans are designed for wall mounting. The fans are suitable for HVAC and industrial applications, where low noise and high air flow rate are required. The HCBB / HCBT axial wall fans can be installed in horizontal or vertical position. The HCBB / HCBT fans have an impeller made of aluminum with fixed or adjustable blades.
The speed control for single-phase fans (HCBB) is performed by electronic or transformer controllers by changing the voltage, for three-phase fans (HCBT) using frequency converters. The fans are designed to extract air directly outwards - The air flows from the motor towards the impeller.
HXM
![HXM](https://en.ventilatory.net/media/catalog/category/hxm.png)
The HXM axial wall fans are suitable for less demanding industrial and agricultural applications. The HXM axial fans are designed for wall mounting. The fans are equipped with a protective steel grille on the suction side. The fans can be controlled by transformer or electronic speed controllers by reducing the voltage.
Helios HQW
![Helios HQW](https://en.ventilatory.net/media/catalog/category/hqw-hlavni.jpg)
The Helios HQW axial wall fans are made of sheet steel and have a square mounting plate. The HQW axial fans have an impeller made of thermoplastic, which is dynamically balanced for high efficiency and low noise. The HQW axial fans are designed for wall mounting and ventilation through a wall. The HQW fans are equipped with a protective grille on the suction side against the ingress of foreign bodies. The fan motors are in a closed housing, which is made of cast aluminium. The HQW fan can be operated with reverse operation (power decreases by 1/3).
EDAV
![EDAV](https://en.ventilatory.net/media/catalog/category/edav.png)
The EDAV / EDAV Ekonovent axial fans are designed for wall or circular duct mounting. The EDAV Ekonovent fans are equipped with energy-saving EC motors. The fans are designed for less demanding industrial and agricultural applications. The fan housing is made of galvanized sheet steel. The EDAV fans are equipped with a suction cover grille.
ZAplus
![ZAplus](https://en.ventilatory.net/media/catalog/category/zaplus_kat.png)
ZAplus-ECblue axial fans are equipped with EC motors and are available in wall-mounted and ducted versions. The fans have a wide range of applications in various sectors, mainly in cooling systems and air conditioning units, but also in the engineering industry, manufacturing industry, agriculture, public transport vehicles, ships, heat recovery units and many others.
ZAplus axial fans are characterized by low operating costs and very low noise due to their bionic blade design and optimized ZAplus nozzle. With ZAplus fans, it is possible to increase their air output with the ZAplus+ diffuser. The fans have sickle-shaped profiled blades made of composite material or aluminium to achieve better air performance and lower noise.
The fans comply with the ErP 2015 directive and have many other certifications.
FB
![FB](https://en.ventilatory.net/media/catalog/category/fb_kat.png)
FB are axial fans designed primarily for use in the refrigeration industry, automotive industry, air conditioning units, engineering and heating. The fans are equipped with four aluminium sheet blades. They allow bi-directional airflow, have 100% variable speed control and are available in sizes from 200 to 630 mm.
FB axial fans meet the ErP 2015 standard and have many other certifications, e.g. VDE, UL, CCC, CE... They can also be used in ATEX areas. Other sizes and designs can be supplied on request.
FC
![FC](https://en.ventilatory.net/media/catalog/category/fc-hlavni_1.png)
FC are very high efficiency axial fans designed for a wide range of applications such as refrigeration and air conditioning, agriculture, wood drying, transformer cooling and other industrial and engineering applications. The FC fans have a robust design and are very efficient, economical and durable. The impeller is dynamically balanced in two planes and the fan blades are made of die-cast aluminium.
The fans are equipped with AC motors with external rotor and achieve air flow rates of up to 62,000 m³/h. They are manufactured in sizes 315 to 1250 mm. The FC series axial fans meet the ErP 2015 standard and many other certifications such as VDE, UL, CCC, CE.
FFowlet
![FFowlet](https://en.ventilatory.net/media/catalog/category/ffowlet_kat.png)
The FFowlet-ECblue axial fans with EC motors are duct fans designed for industrial applications. The fans are widely used in mechanical engineering, manufacturing industry, refrigeration / air conditioning units, agriculture, public transport vehicles, ships, heat recovery units, etc. The FFowlet fans are characterized by low operating costs and minimal noise. The fans have sickle-shaped profiled blades made of aluminium to achieve better air performance and lower noise. The fans have fully adjustable speed.
FE2owlet
![FE2owlet](https://en.ventilatory.net/media/catalog/category/fe2owlet_kat.png)
The FE2owlet are industrial axial fans designed for engineering, automotive or system technology. The FE2owlet axial fans are available in wall-mounted and circular designs. The fans are characterized by high efficiency with economical operation and minimal noise levels.
The axial fans have AC motors or EC motors with ECblue technology with a built-in controller customized directly to the fan and are equipped with bionic sickle-shaped blades made of composite material to achieve optimum performance and noise parameters. Thanks to their compact dimensions, the fans are suitable for any installation situation. They comply with the current ErP directive and many other certifications such as VDE, CCC, UL or CE.
Vorticel A-E
![Vorticel A-E](https://en.ventilatory.net/media/catalog/category/a-e-hlavni.png)
The Vorticel A-E axial wall fans are designed for vertical wall mounting in commercial and industrial buildings. The Vorticel A-E fans are suitable for exhausting clean air with a maximum temperature of 50 °C. The square wall fan plate is aerodynamically shaped, made of steel and protected by a polyester coating, the impeller is made of galvanized steel. The Vorticel A-E fans have motors with shaded poles, thermal fuse, stainless steel ball bearings and are adjustable. IP54 protection.
Vorticel E
![Vorticel E](https://en.ventilatory.net/media/catalog/category/e-hlavni.png)
The Vorticel E axial wall fans are designed for vertical wall mounting in commercial and industrial buildings. The Vorticel E fans are suitable for exhausting clean air with a maximum temperature of 50-70°C. The square wall fan plate is aerodynamically shaped, made of steel and protected by a polyester coating, the impeller is made of reinforced plastic. The Vorticel E fans have motors with shaded poles, thermal fuse, stainless steel ball bearings and are adjustable. IP44 protection.
TXBR / TXTR
![TXBR / TXTR](https://en.ventilatory.net/media/catalog/category/txbr_txtr.png)
The TXBR / TXTR / Ecowatt axial fans are suitable for ventilation of ductworks with small pressure drop. The TXBR / TXTR / Ecowatt duct fans are suitable for industrial applications such as ventilation of halls, establishments, warehouses, etc. The TXBR / TXTR / Ecowatt are axial fans designed for installation in ducts and can be installed in a horizontal or vertical position.
TCBB / TCBT
![TCBB / TCBT](https://en.ventilatory.net/media/catalog/category/tcbb_tcbt.png)
The TCBB / TCBT axial duct fans are designed for installation in circular ducts. The fans are suitable for HVAC and industrial applications, where low noise, high air flow volume and resistance up to 70 °C are advantageously used. The TCBB / TCBT axial duct fans can be installed in horizontal or vertical position. The TCBB / TCBT fans have an impeller made of aluminum alloy. The speed control for single-phase fans (TCBB) is performed by electronic or transformer controllers by changing the voltage, for three-phase fans (TCBT) using frequency converters.
AR / AR sileo
![AR / AR sileo](https://en.ventilatory.net/media/catalog/category/ar_1.png)
The AR sileo axial duct fans are suitable for industrial applications, for ventilation of warehouses, workshops, etc. Up to the size of 630, the AR sileo axial fans are standardly equipped with a protective grille on the suction side. The fan impellers are made of composite material, aluminium or sheet steel and have bionic blade shaping. The fans do not require regular maintenance. Mounting is possible in any position.
TRB / TREB
AXC
![AXC](https://en.ventilatory.net/media/catalog/category/axc.png)
The AXC medium-pressure axial fans are manufactured with a diameter from 315 to 2000 mm (315 to 500 AXCP - AXC fans with optimized blades, AXCPV - AXC fans with optimized and guiding blades on the discharge side). Thanks to a large selection of motors, blade angle settings, number of poles, flow direction, etc., the AXC fans can be designed exactly according to your requirements for a specific operating point. The fans are equipped with PTC thermistors, which are used to protect the motors. The fans are fitted with flanges according to Eurovent 1/2.
The AXC fans are available only on request and are made to order according to your individual requirements and needs. If you are interested in any of these fans, please send a request to our email with the required operating point of the fan, or contact us by phone.
AXCBF
![AXCBF](https://en.ventilatory.net/media/catalog/category/axcbf.png)
The AXCBF axial medium pressure fans for higher temperatures are designed for circular ducts and for HVAC applications, where the long life of their motors can be applied. The AXCBF fans are suitable for high temperature air extraction (up to 200 °C over a long period). The motors are located out of air flow.
TGT
![TGT](https://en.ventilatory.net/media/catalog/category/tgt.png)
The TGT axial fans are configurable axial duct fans with adjustable blade pitch angle. All basic models are available with three-phase motors in four- and six-pole versions. The airflow rate of transported air ranges from 10,000 to 120,000 m3 per hour. The direction of air flow is from the impeller towards the motor. The casing of TGT fans with flanges for circular ducts is made of rolled stainless steel sheet with hot-dip galvanised finish. All models of the TGT fan series are available with an impeller with 3, 6 or 9 blades with an adjustable pitch angle. The complete impeller assembly allows a fully precise choice of airflow rate and pressure. All impellers are die-cast from high-quality aluminum alloy. The fan motors cannot be regulated.
TCBB / TCBTx2
![TCBB / TCBTx2](https://en.ventilatory.net/media/catalog/category/tcbbx2_tcbtx2.png)
The TCBBx2 / TCBTx2 axial medium-pressure fans are suitable for duct systems in industrial and special applications with high pressure drop. The axial duct fans are equipped with two counter-rotation impellers, which are specially optimized for these fans. The fans can be mounted in any position of the motor axis.
MPC-E
![MPC-E](https://en.ventilatory.net/media/catalog/category/mpc-hlavni.png)
The Vorticel MPC-E axial duct fans are suitable for exhausting clean air with a maximum temperature of 70°C in residential, commercial and industrial buildings. The frame of the Vorticel MPC-E duct fans is aerodynamically shaped, made of steel and protected by a polyester coating, the impeller is made of reinforced plastic. The Vorticel MPC-E fans have motors with shaded poles, thermal fuse, stainless steel ball bearings and are adjustable. IP55 rated.
CGT
![CGT](https://en.ventilatory.net/media/catalog/category/cgt.png)
The CGT sound-insulated axial fans are designed for industry and construction. The CGT fans are based on the TGT fans, in addition they are equipped with a noise-insulated housing made of galvanized sheet steel. The fans can be supplied with 3, 6 or 9 blades and with different angle settings. Thanks to the specifications of the impeller assembly, the CGT fans allow completely precise settings of air flow and pressure. All the impellers are made by die casting from high quality aluminium alloy.
MAXvent owlet
![MAXvent owlet](https://en.ventilatory.net/media/catalog/category/maxvent_kat.png)
The MAXvent owlet medium pressure axial fans are intended primarily for the engineering and power industries. The fans will find their use also in other sectors, namely cooling / air-conditioning technology, technology of public transport vehicles, chemical industry, food processing industry, etc. The fans can also be used in explosive environments. The fans are supplied as standard in sizes 315 - 1400 mm with volumetric flow rate of 144,500 m3/h and static pressure up to 2200 Pa. The MAXvent fans have lighter and corrosion-free blades. During the development of these fans, the emphasis was on achieving high fan output and reducing operating costs.
Thanks to the bionic blade design, the MAXvent owlet fans have low operating costs and low noise level. The fans achieve high performance due to a very powerful internal motor.
The impeller is made of aluminium, propylene or the ZAmid composite material. The fan housing is made of AISI 304L and 316L stainless steel, colour-coded galvanized steel or hot-dip galvanized steel. The MAXvent owlet fans are very flexible medium pressure axial fans.
- dimensions 315 - 1400 mm
- the fans can be available with a long, short or ultra-short housing with EUROVENT connection
- IE2/IE3 high performance motors in 2, 4, 6, 8 and 10 poles
- PTC motor protection with insulation class IP 55
- factory-adjusted blade to achieve the desired output
- operating temperature -20 to 50 °C (temperatures -60 to 120 °C on request only)
The fans are supplied with: automatic shut-off damper, protective grille, assembly kits, etc.
FE3owlet
![FE3owlet](https://en.ventilatory.net/media/catalog/category/fe3owlet-ecblue.png)
The FE3owlet axial fans combine a bionically optimised blade with an additional wavy flow edge. The blade, which has a scalloped outlet edge and is shaped like an owl's wing, also has a wavy flow edge. The result is a blade with adjustable angle, a high degree of flexibility due to fully controlled volume flow and excellent efficiency, making it perfectly suited for applications in the fields of cooling technology, engineering, system technology and vehicle technology. The FE3owlet fans are supplied with external rotor motors with AC or EC technology (ECblue with integrated controller fully matched to the fan).
The perfect technical combination of bionic blade and motor design makes the FE3owlet a unique fan, ready for future ErP.
- Low operating costs due to optimum efficiency and minimal noise emissions
- High flexibility thanks to 100% speed control and adjustable blade angle
- High running uniformity and long service life due to dynamic balance in 2 planes
- compact dimensions for any installation situation
- numerous certifications (among others VDE, UL, CCC, EAC, CE)
TET
![TET](https://en.ventilatory.net/media/catalog/category/tet.png)
The TET axial duct fans are designed for continuous extraction of hot gases with a temperature of up to 150 °C. The TET axial fans have a housing made of galvanized steel sheet coated with grey epoxy varnish. The duct fan motor is located outside the air flow and is cooled by the fan that is a component of it.
PBB / PBT
![PBB / PBT](https://en.ventilatory.net/media/catalog/category/pbb-pbt_axialni_ventilatory.jpg)
The PBB / PBT mobile axial fans are fans in a special design. The fans are equipped with a stand that allows them to be placed in a designated area, with a switch and with protective grilles. The fans are designed for ventilation of production halls, foundries, drying rooms, engine rooms, building sites, greenhouses, etc.
TTT
![TTT](https://en.ventilatory.net/media/catalog/category/TTT_hlavni.jpg)
The TTT axial duct fans with belt drive are suitable for special industrial applications, such as extraction of air and gases up to 120 °C. The TTT fan housing is made of sheet steel and is galvanized. The housing is also provided with grey polyester paint. The duct fans are equipped with an asynchronous motor, which is located out of the air flow. The fan impeller is cast from AL alloy and is belt driven.
TBT
![TBT](https://en.ventilatory.net/media/catalog/category/tbt.png)
The TBT axial medium pressure fans are designed for duct systems in industrial applications with high pressure drop. The air flow rate ranges from 9300 to 13200 m3/hour. The housing of these fans is made of rolled carbon steel sheet with an epoxy surface coating (grey polyester varnish). The impellers are made by die-casting from a high-quality aluminum alloy and are provided with a red epoxy coating.
HIB / HIT
![HIB / HIT](https://en.ventilatory.net/media/catalog/category/hib.png)
The HIB / HIT axial fans are designed for the supply of large amounts of air with low pressure drop. The HIB / HIT fans are suitable for ventilation of large warehouses, greenhouses, sports halls, agricultural buildings, etc. The fans are equipped with a protective grille on the suction side and with a grille and a gravity louvre on the discharge side. The HIB fans have single-phase motors, the HIT fans have three-phase motors.
TURBO
![TURBO](https://en.ventilatory.net/media/catalog/category/turbo_axialni_mobilni_ventilator.jpg)
The TURBO axial portable fans are special fans designed for ventilation of production halls, foundries, drying rooms, engine rooms, building sites, greenhouses, etc. The fan housing is made of galvanically plated circular profiles. It is mounted on a stand made of steel tubes and equipped with a protective grille. The housing can be rotated as needed. The fans can be regulated in two stages by a speed controller, which is part of the delivery. The TURBO fans comply with IEC 60879.
TJFT/TJFU
![TJFT/TJFU](https://en.ventilatory.net/media/catalog/category/tjft_tjfu.png)
The TJFT / TJFU axial jet fans are designed for ventilation of tunnels or of underground and multi-storey garages. The TJFT / TJFU fans are equipped with silencers, mounting brackets and protective grilles on both sides against the ingress of unwanted objects. The fans have asynchronous squirrel-cage motors with ingress protection IP 55, insulation class H and an operating temperature of -20 - 40 °C.
AJR / AJ8
![AJR / AJ8](https://en.ventilatory.net/media/catalog/category/ajr.png)
The axial jet fans AJR / AJ8 offer the highest ventilation system performance at low installation and operating costs. They are available in sizes 315, 355 and 400 mm. The system allows normal day-by-day ventilation up to 55 °C for CO exhaust. To achieve a direct airflow jet, the fans have an inlet cone and ajustable impellers. The sound-absorbing material is non-flammable according to DIN 4102 and complies with EU Directive 97/69. The DF deflector on the outlet side is available as an accessory.
DAS
![DAS](https://en.ventilatory.net/media/catalog/category/das-hlavni-kat.png)
DAS are high-performance axial fans designed for air extraction in areas such as industrial and assembly halls, manufacturing plants, warehouses, etc. The DAS industrial axial fans are characterized by high efficiency and low operating noise. The fans are equipped with a dynamically balanced impeller made of glass polyamide and an asynchronous motor, IP 55. The speed is adjustable via a frequency converter. The fans are protected against the weather by an epoxy coating and have a painted protective grille on the suction side.
EZQ/EZS
![EZQ/EZS](https://en.ventilatory.net/media/catalog/category/ezs-hlavni-kat.png)
EZQ/EZS are axial wall fans suitable for industrial applications where their low noise level and high airflow volumeare advantageous. The highly efficient EZQ/EZS axial fans have increased durability thanks to their high quality materials. They are designed for both exhaust and supply air and can be mounted in any position. The fans are supplied with a circular (EZS) or square (EZQ) base. They are equipped with an 8-blade dynamically balanced impeller made of glass polyamide. The maintenance-free axial fans are fitted with a protective grille on the intake side. The fans meet the requirements of the European Ecodesign Regulation (EU) No 327/2011, Directive 2009/125/EU.
EZR/DZR
![EZR/DZR](https://en.ventilatory.net/media/catalog/category/dzr-hlavni-kat.png)
EZR/DZR are axial duct fans suitable for industrial applications where their low noise level and high airflow are advantageous. The highly efficient EZR/DZR axial fans have an increased service life due to their high quality materials. The fans can be mounted in any position and the flow direction can be changed. The casing of the ducted fans is made of galvanized sheet metal with flanges on both sides. The fans are equipped with an 8-blade dynamically balanced impeller made of glass polyamide. The fans meet the requirements of the European Ecodesign Regulation (EU) No 327/2011, Directive 2009/125/EU.
DZQ/DZS
![DZQ/DZS](https://en.ventilatory.net/media/catalog/category/dzq-hlavni-kat.png)
DZQ/DZS are axial wall fans suitable for industrial applications where their low noise level and high airflow volumeare advantageous. The highly efficient DZQ/DZS axial fans have increased durability thanks to their high quality materials. They are designed for both exhaust and supply air and can be mounted in any position. The fans are available with a circular (DZS) or square (DZQ) base. They are equipped with an 8-blade dynamically balanced impeller made of glass polyamide. The maintenance-free axial fans are fitted with a protective grille on the intake side. The fans meet the requirements of the European Ecodesign Regulation (EU) No 327/2011, Directive 2009/125/EU.