1. 20mm double skin panel, lower noise and stronger structure.

2. 30%-40% lower power consumption.

3. New PU thermal insulation construction, heat-retaining capacity 5% increased.

4. New interior structure design to decrease wind drag, better whole performance.

5. New access door design & easier daily maintenance.

6. New HDK-20B backlit LCD controller with additional function.

Holtop fresh air heat recovery unit HRU system, suspended type, floor type, flexible combination.

Used for meeting rooms, labs, offices, computer rooms, dinning rooms, stores, gyms, etc. 

Holtop is the leading manufacturer in China specializing in the production of air to air heat recovery equipments. Founded in 2002, it has dedicated to the research and technology development in the field of heat recovery ventilation and energy saving air handling equipments for more than 10 years.

Products

Through years of innovation and development, Holtop can supply a full range of products, up to 20 series and 200 specifications. The product range mainly covers: Heat Recovery Ventilators, Energy Recovery Ventilators, Rotary Heat Exchangers, Plate Heat Exchangers and Air Handling Units.

Quality

Holtop assures high quality products with professional R&D team, first-class production facilities and advanced management system. Holtop owns numeral control machines, national approved labs, and has successfully passed the certifications of ISO9001, ISO14001, OHSAS18001, CE and EUROVENT.