CA Commercial Air Curtains

800 Series Overdoor Fan Assisted Heater
  • Commercial air curtains help reduce heating costs by inhibiting heat losses
  • Ideal for larger shops and other commercial premises
  • Smart modern appearance and manufactured to the highest quality
  • Optional controller for variable output and fan only settings

Range & Prices

The prices shown are list prices and perfectly safe to use for budget purposes. Contact your electrical wholesaler for final prices.

Air Curtains

Model kW Built-in Thermostat Length (mm) List Price
CAS-30 3.0 No 635 £295.00
CAS-30T 3.0 Yes 635 £383.00
CAS-45 4.5 No 635 £299.00
CAS-45T 4.5 Yes 635 £377.00
CAD-60 6.0 No 1105 £490.00
CAD-60T 6.0 Yes 1105 £568.00
CAD-90 9.0 No 1105 £526.00
CAT-90 9.0 No 1620 £673.00
CAT-135 13.5 No 1620 £699.00


Each air curtain can be controlled by one controller and/or one thermostat

Do not use room thermostat with ‘T’ suffix models as these air curtains already have a built-in thermostat

Type Description Model List Price
Switch On/off/high heat/low heat/fan only CS-7 £62.00
Thermostat Adjustable thermostat (not for use with ‘T’ suffix models) RST2-IN  £76.00
Thermostat Tamperproof thermostat (not for use with ‘T’ suffix models) RST-TP  £82.00

Technical Specification

Colour: White RAL9010 case with black grille
Finish: Epoxy polyester powder coating
Construction: 0.9mm steel case with white plastic end caps

Steel brackets for vertical air discharge

Alternatively 2 x M8 threaded holes are provided for suspension from drop rods

Fan Assembly:

Tangential fan with low noise aluminium fan blades

Shaded pole high performance motor

Factory lubricated bearings (servicing not required)

Heating Element: High quality nickel-chrome resistance wire supported by ceramic plates and fitted with an automatically resetting over-temperature device
Control (models with built-in thermostat) On/off switch located on front panel
  Temperature control by factory fitted electronic thermostat with panel front adjustment
  Thermostat can switch heat and fan or heat only with fan running continuously.  A switch is provided to select preferred mode.
  Can be controlled by CS-7 wall mounted controller for on/off/high heat/low heat and fan only settings
Control (models without thermostat) Temperature control can be provided by a room thermostat
  Can be controlled by CS-7 wall mounted controller for on/off/high heat/low heat and fan only settings.  CS-7 can be used in conjunction with a room thermostat
Electrical Connections 

2 rear mounted terminal enclosures provided (one for electrical supply and one for connection to remote-mounted control devices).

Links can be removed to reduce heater output from high to low


1 year




Performance Data

Model kW Volts Airflow (m³/h) dB*@2m Recommended Mounting Height (m)
High Low Min Max
CAS-30(T) 3 2 230 345 60 2.5 3.5
CAS-45(T) 4.5 2.25 230 345 60 2.5 3.5
CAD-60(T) 6 4 230 690 62 2.5 3.5
CAD-90 9 4.5 230 690 62 2.5 3.5
CAT-90 9 6 230 or 400/3N 1035 62 2.5 3.5
CAT-135 13.5 6.75  400 /3N 1035 62 2.5 3.5

*Noise levels are factory tested not laboratory tested

Physical data

Model Width Depth Height Weight (kg)
CAS 635 108 225 8.5
CAD 1105 108 225 13.5
CAT 1620 108 225 19


If you would like the experts at BN Thermic to select a suitable heating for your application, please click here to access our enquiry form.  Simply provide as much information as you have available and we will respond with a detailed proposal.

Enquiry Form

An air curtain should be selected to cover the entire door width whenever possible.

Generally, air curtains are selected without a built-in thermostat although this feature can be useful to prevent an excessively high air temperature when the heater is installed in a confined space such as the area between two sets of doors.

Where more than one air curtain is installed, we recommend our System X