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Smoke Ventilation Equipment


Smoke AOV Ventilation


Smoke Vents




Electric Window Opener In Action




Remote Control




ACK4 Electric Window Opener With Anti Crush Board



Various Control Options


Remote and Temperature Control Windows




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We can supply a range of products for windows, if you are looking for something different please contact us


Tel.  0845 519 0560


Fax.  0845 519 0570


 E-MAIL  just click to e-mail us


ACK4 Actuator


ACK4 Standard BracketACK4 Small Pivot Bracket








Choose ACK42 230v or ACK44 24v Motor

Chain Window Opener

Electric Window Openers

ACK4 Chain Actuator 230v or 24v


The most popular of our openers, the ACK4 Chain Actuators are manufactured in Italy by TOPP movement


This motor is used widely in both domestic and commercial property


As this chain drive has a sealed motor and IP55 rated it can be used on skylights and roof vents where there is a risk of rain


The ACK4 is also particularly popular in conservatories and orangeries where they can be used with temperature control panels and rain sensors, these manage the temperature all day without the worry rain getting in when you are out of the house



Easy to fit with bracket options to suit all types of windows & adjustable from 100 - 400mm in 50mm increments



ACK4 Chain Actuator Downloads


     ACK4 Actuator Datasheet                ACK4 Actuator 230v and 24v Fitting Instructions

ACK4 Actuator Key Features

  • Suits Top Hung, Side Hung Or Roof Vent Windows From 200mm Tall (From Opening Edge To Hinges)
  • Single Chain Opener Suits Windows Up To 1500mm Wide
  • Powerful 300N push & Pull Force (30kg)
  • Easy Stroke Adjustment from 100 – 400mm Stroke
  • Less Than 300mm Long To Suit Smaller Window Widths
  • High IP55 Protection Against Impact And Water
  • Easy Fitting With Brackets For All Applications
  • Acoustic Buzzer To Warn Of Incorrect Fitting
  • Robust Diecast Body Particulary Suited To Schools And High Use Areas


For Larger Vents

  • ACK4 Can Be Used In Pairs With A Tandem Panel


ACK4 Control Options

  • Retractive Wall Switch
  • Remote Control
  • Temperature Control Panels
  • AOV Panels For Smoke Ventilation
  • Anti Crush Control Board To Prevent Trapped Fingers 


Ventilation Switch Remote and Temperature



For More Information Or Advice On this Or Any Of Our Other Products In Our Range Of Ventilation Gear


Please Call Or E-mail Us


Tel.   0845 519 0560


Fax.  0845 519 0570




Easy Stroke Adjustment Screw

ACK4 Actuator Stroke Adjustment


Double Link Stainless Steel Chain

ACK4 Stainless Steel Chain


Sealed Motor

Provides High IP55 Protection 

ACK4 Internal Motor IP55



Choice Of Standard Stock Colours

ACK4 Colour Options

  • White (RAL9010)   
  • Silver (RAL9006)  
  •  Black
  • Raw Metal Finish For Painting