Testo 440 16mm Vane Kit house-size-200-249 The filter must be washed

The filter must be washed every 2 or 3 months with hot water and mild soap

Meets current Building Regulations Approved Document F

Sturdy plastic carry case

Filter set 400100091 for ComfoAir 180

Testo 440 16mm Vane Kit house-size-200-249 The filter must be washedBenefits Comprehensive IAQ Measurement Measures all IAQ parameters, including flow velocity, temperature, humidity, pressure, CO2, CO, and more. Telescopic Vane Probe Integrated extendable telescope (up to 0. 85 m) allows easy access to ducts and high locations. User Friendly Operation Intuitive, structured menus simplify measurement workflows and reduce setup time. Smart Data Handling Stores up to 7500 readings and enables report exports via USB as