100 mm In-Line Axial Fan with Timer (Single Speed), Envirovent TD-250/100T 4 inch fan

Model No. TD25010T by: EnviroVent.
£116.81 Ex. VAT
List price £254.85 You save £138.04!
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The Envirovent TD-250/100T is a standard 4 inch in-line fan with run-on timer, a single speed axial fan ideal for ducted systems. This in-line fan is part of a two-speed domestic axial in-line fans designed to solve ventilation problems for ducted systems. The range is available in six sizes ranging from 100mm-315mm ducting and with airflow performances up to 1860 m³/h. Flexible location enables the TD-MIXVENT fans to be connected to any point on the ventilation duct; at the beginning, in-between or at the end, without the loss of any performance.
Easy Installation and Maintenance 
  • The low profile design of the range makes them the most effective solution for installations where space is restricted, such as false ceilings. 
  • The unique design of the support bracket allows the central cartridge, holding the motor and impeller assembly, to be fitted or removed without dismantling the ductwork.
Envirovent TD-250/100T Features and Benefits
  • Guide vanes as standard
  • Standard Thermal Overload Protection (S.T.O.P.)
  • Low profile to allow for ease of installation in narrow spaces
  • Shall be connected to any point on the ventilation duct to meet The Building Regulations - Part F (England), Scottish Building Regulations Section 3 and Part K (Northern Ireland)
  • This timer model is commissioned at installation to operate at one speed, set to high or low dependant on application
  • Sealed for life ball bearings
  • IP rating: IP44 rated
  • Two year guarantee
  • Removable central cartridge for ease of cleaning and maintenance
  • Ease of installation
  • Versatile
  • Can be mounted at any place on the air duct
Technical Specifications
  • 4 inch in-line fan, 100 mm diameter
  • Speed: low 1850 rpm, high 2200 rpm - the speed is commissioned at installation to operate at one speed, set to high or low dependant on application
  • Watts: low 18W, high 24W (depending on the speed)
  • Amps: low 0.10A, high 0.11A (depending on the speed)
  • Airflow: low 50 l/s (180 m3/s), high 67 l/s (240 m3/s) (depending on the speed)
  • Max. working temperature: 60 deg Celsius
  • dB(A) at 3m: low 26db, high 31db (depending on the speed)
  • Duct diameter: 100mm
  • Dimensions: length 303 mm, body diameter 176 mm, duct diameter 100 mm.
Technical Features
Airflow low 50 l/s (180 m3/s), high 67 l/s (240 m3/s)
Colour white
Construction ABS thermoplastic
Ducting 100mm
IP Rating IP44
Max. Operating Temperature 60 deg C
Power low 18W, high 24W
Sound Output low 26db, high 31db
Voltage 240V


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