Zehnder Caladair Neotime 1800 First Eco MVHR Units


Zehnder Caladair Neotime 1800 First Eco MVHR Units

Please contact us for stock availability before ordering 
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€10,049.75 €8,374.79
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Further Information

Flow Rates and Configuration

neotime 1800 configuration

neotime 1800 flow rates


Zehnder Caladair Neotime 1800 First Eco MVHR Units

Product Part Number

Caladair NEOTIME 1800 First Eco - CAL04


Key Features

  • Constant Pressure Airflow
  • Suitable for Zoned areas
  • Airflow rate 1700 M3/hr @ 100PA
  • Remote LCD display Panel
  • Up to 90% heat recovery
  • Ultra-Quiet Thermal Insulated Double skin construction
  • Energy efficient Backward curved EC Motors
  • Aluminium Counterflow heat exchanger
  • Duct connections with integrated seals
  • Digital controller
  • Optional electric or water heaters and coolers
  • Very quiet operation
  • 100% Summer Bypass
  • 100% Adjustable air flow rates
  • Frost protection
  • Multiple control options
  • 2 Year Warranty
  • Possible integration via Modbus, Bacnet or web, BMS
  • 400mm duct connections
  • 295kg

Additional Zoning options

Optional extras are available to be able to control zones via Caladair Commercial Units. Zones are controlled with electric duct dampers that can be operated by a few solutions:

  • PIR sensor – will detect occupation and increase airflow
  • Co2 sensor – will detect high levels of Co2 and increase airflow
  • Wall switch – increase airflow by pressing switch
  • Light – increase airflow when the light is switched on
  • BMS – increase or decrease zoned areas and unit by BMS system
  • The dampers can also be set to various airflow rates when open or close

Please contact us on 028 2827 5150 for more options on how to add these extras to your system

Heating & Cooling

  • Available heating and cooling accessories include
  • Electric Preheater to prevent frost affecting the unit
  • Electric Post heater to increase room temperature
  • Water heater that can be used as heater a pre or post heater


A Digital control panel is available if not connecting to a BMS system

 LCD controller functions

  • Weekly timer
  • Holiday timer
  • Summer by-pass
  • night-time cooling
  • Fault finding
  • Speed Parameters
  • Filter indicator
  • Fire alarm integration
  • Temperature sensors
  • Possible integration via Mobus, Bacnet or web


1x F7 large capacity pollen intake filter and 1 x G4 extract filter


  • Outer construction is of airtight 10-gauge galvanised steel double-skin panels with an internal 25mm high density mineral wool insulation in accordance with EN1886
  • The external face is pre-lacquered with a protective film in colour RAL 7035
  • Circular branch connections with rubber seals
  • airtight construction to (ATEC CSTB n° 13-224-12).
  • Crimped hanging brackets to enable ceiling mounting

Heat Exchanger

Highly efficient aluminium counter-flow heat exchanger that can provide up to 90% heat recovery and designed for lifetime use


The unit has 2 x low energy, high efficiency backward curved EC motors with heat and speed protection


The unit is horizontal mounted on the ceiling or floor and has adjustable hanging brackets to secure to frame or concrete ceiling, please ensure that the structure can take the weight of the unit etc.

The condensate drain point consisting of a metal 15mm BSP pipe is provided on the side of the unit that should be connected to a drain via a waterless trap

Insulation of Ductwork

We recommend you use Metal Spiral ducting and fittings due to superior strength.



Length (mm)

Width (mm)

Height (mm)






In addition to a choice of compatible ducting systems a full range of controls, sensors, in-line silencers, floor/wall/ceiling inlet and outlet diffusers are available to complete the installation.


2-year parts guarantee

Please Note – These units are built to order

For a lead time on these Caladair Neotime Commercial Units please contact our sales team on 028 2827 5150

Technical Specification

Technical Specification


Caladair Neotime 1800

Heat Recovery efficiency %

Up to 90%

Airflow rate Max m3/h


Airflow rate @ 100Pa m3/h


ERP rating


Specific fan power (lowest)



295 Kg


1 x F7 and 1 x G4

Pre/ Post Heater

Optional accessory

Summer Bypass 


Frost protection 


Sound level @3m db.(a)

18 - 33


Ceiling / Floor

Ductwork connections

2 rear – 2 front ductwork connections

Duct Diameter (mm)

4 x 400


2 years: parts only

Country of manufacture


Heat exchanger

Counterflow heat exchanger (Aluminium)

Digital Controller

Standard remote LCD display control

Boost Switch control

No (optional timer box)

Interactive App Control


Internal Humidity control


Available room sensors

Humidity, Timer, PIR





SAP Appendix Q


Fireplace mode


Alarm system integration


Passive House



BPC have years of experience in delivering equipment around the UK and other Worldwide destinations. Our dedicated dispatch team work hard to ensure the highest standards are met so that your goods arrive on-time and in pristine condition.

Our market knowledge and experience allow us to match our service to meet your requirements swiftly and safely.

Free Delivery

We offer free delivery on any order over £100 to any mainland UK or Ireland address  

Worldwide Delivery

Worldwide delivery is possible on almost all our products at low costs, delivery to countries outside the EU are normally delivered to the nearest customs office, port or terminal for the purchaser to collect and complete custom clearance.

Please contact us to confirm shipping cost and availability.  

End-To-End Support Delivery is available within 48-72 hrs, depending on method of transport, for hundreds of stock items.

Customers receiving a pallet delivery will be emailed on day of dispatch advising of delivery date. Parcel deliveries will be notified via email or SMS directly from DPD.

These checks are part of a unique commitment to building relationships with customers, understanding their specific delivery needs and responding to them positively and promptly.  

We deliver on Service

Key components such as ductwork and fittings plus the most popular selling MVHR units are kept in stock in our UK-based warehouse, which means that you receive the best possible delivery dates.

All goods are expertly packed by a professional team so that your equipment is received in pristine condition ready for installation.

All deliveries co-ordinated to suit your specific requirements and construction programme.

Delivery Partners

We only use the couriers with the highest standard of service that include

  • Fastway
  • DPD
  • Montgomery Transport
  • Liam Connolly Roadfreight Ltd
  • Europa Worldwide


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Installation Service

If you would like to learn more about our installation service, please contact us:

Call us on 028 28 275 150 or click below to contact us online

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Distributors for the worlds leading ventilation manufacturers

We are distributors and stockists of the leading ventilation products