2017 China New Design Heat Recovery Ventilators - By-pass Function Fresh Air Filtration Systems – Holtop
2017 China New Design Heat Recovery Ventilators - By-pass Function Fresh Air Filtration Systems – Holtop Detail:
In the situation when it’s not suitable to introduce outdoor fresh air, by-pass function fresh air filtration systems can bypass the air in the room for indoor air purification only.
Single-way Fresh Air Filtration with Internal Recycle System
Product detail pictures:

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Cooperation
Our personnel are always inside the spirit of "continuous improvement and excellence", and together with the outstanding excellent goods, favorable price and good after-sales services, we try to gain every customer's trust for 2017 China New Design Heat Recovery Ventilators - By-pass Function Fresh Air Filtration Systems – Holtop, The product will supply to all over the world, such as: Bolivia, Angola, Wellington, With nearly 30 years' experience in business, we are confident in superior service, quality and delivery. We warmly welcome customers from all over the world to cooperate with our company for common development.
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Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.
