Best-Selling Energy Recovery Fresh Air Ventilator - Cross Counterflow Heat Exchangers – Holtop

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We also offer product sourcing and flight consolidation services. We have our own factory and sourcing office. We can provide you with almost every type of product related to our product range for Hvac Recovery, Attic Ventilation, Heat Pump Ducting, We warmly welcome all intrigued prospects to make contact with us for more details.

Best-Selling Energy Recovery Fresh Air Ventilator - 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:

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The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.