The MEV Spider from EnviroVent is a low energy, continuous mechanical extract ventilation system designed with multiple extract points to simultaneously draw moisture-laden air out of the wet rooms, whilst minimising the migration of humidity to other rooms.



  • Unique patented cartridge system
  • Filterless technology
  • Ultra Low Watt motor technology
  • Patented helical power expansion chamber
  • Maintenance free carcass
  • Automatic vapour tracking function
  • Low voltage model available
  • On-going 5 year guarantee


  • Fan for life
  • Versatile and flexible
  • Ideal for all applications
  • Environmentally friendly
  • Low maintenance
  • Low life-cycle costings
  • Spectacular performance
  • Designed for the life of the building
  • Easy to clean
  • Whisper quiet running


How does it work?

The extract unit is centrally located in a cupboard or loft, with ducts running from the unit to the kitchen, bathroom, en-suite and other wet zones. Ideal for use in mid-sized houses up to 220m³ and apartments of up to 180m³, the unit provides high centrifugal performance with low running noise.

The MEV Spider is SAP Appendix Q eligible and comes with a full five year guarantee.

Rapid Maintenance

The system is easy to clean by simply pulling out the quick change washable filter.

EnviroVent Spigot

The EnviroVent spigot is specially designed for the EnviroVent range of products. Bayonet fit ensures ease of installation and accurate seal.

  • Knock out the required hole

Ease of Installation

The compact size of the unit and its unique spigot configuration allows easy installation into any vertical or horizontal application and is ideal for restricted spaces.

With up to 9 spigot connection points the unit offers optimal versatility. Self sealing duct connections and a quick fit bayonet spigots provide convenience for the installer.