Holtop is the leading manufacturer in China that specializes in air to air heat recovery equipment.   Since founded in 2002, it is dedicated to the research and technology development of heat recovery ventilation and energy saving air handling equipment for more than 19 years.
 
Holtop headquarters is located at the foot of Beijing Baiwang Mountain, covering area of 30,000 square meters. The manufacturing base is in Beijing's Badaling Economic Development Zone, covering an area of 60 acres. As a well-known manufacturer in the field of heat recovery, its laboratory has passed national authoritative certification, and has a strong R&D team and dozens of national invention patents, participated in the compilation of multiple national standards, and is selected as a National High-Tech Technology Enterprises.
 


Working principle

Two neighbor aluminum foils form a channel for fresh or Exhaust air stream. Heat is transferred when the partial air Streams flow crossly and partial air streams flow counter Through the channels, and fresh air and exhaust air is totally Separated.

Main features
1, Sensible heat recovery
2, Total separation of fresh & exhaust air streams
3, Heat recovery efficiency up to 90%
4, 2-side press shaping
5, Single folded edge
6, Completely joint sealing.

Specifications: