Best quality Roof Mounted Industrial Exhaust Fan - Cross Counterflow Heat Exchangers – Holtop

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Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for Dehumidifier Air Purifier, Energy Recovery Systems, Industrial Ventilation, We are willing to give you the lowest price in the market, best quality and very nice sales service.Welcome to do bussines with us,let's be double win.

Best quality Roof Mounted Industrial Exhaust Fan - Cross Counterflow Heat Exchangers – Holtop Detail:

Working principle of Cross Counterflow Sensible Air to Air Plate Heat Exchangers

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.

2-side pressed shaping

Single folded edge

@3 times plate thickness

Completely joint sealiing

Performance chart

All data figured out above air tested according to GBT 21087-200

Specifications

Model	A(mm)	B(mm)	Length per piece (C)	Optional spacing (mm)
HBS-LB539/316	316	539	Custom-made Max. 650mm	2.1

Product detail pictures:

We always continually provide you with the most conscientious customer service, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for Best quality Roof Mounted Industrial Exhaust Fan - Cross Counterflow Heat Exchangers – Holtop, The product will supply to all over the world, such as: Malta, Namibia, Mombasa, With high quality, reasonable price, on-time delivery and customized & personalized services to help customers achieve their goals successfully, our company has got praise in both domestic and foreign markets. Buyers are welcome to contact us.

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The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!