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306 CFM Floor Standing ERV

April 11, 2018 Not much to say other than running it right now, I felt the air was getting a bit stale in the house and kinda felt it wasn't getting the best air flow before, I used it, I can say I feel it now, seems to work perfectly.

—— Patrick

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306 CFM Floor Standing ERV


Large Image :  306 CFM Floor Standing ERV

Product Details:
Place of Origin: CHINA
Brand Name: CS
Certification: CE
Model Number: CSG520A-W
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Standard export packaging
Delivery Time: 15-25 work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 1000 piece per day
Detailed Product Description
Name: Air Recovery Ventilation System Model: CSG520A-W
Voltage: 220V/50HZ Power: 210W
Fresh Air Volume: 306 CFM Weight: 95 Kgs
Applicable Area: 150-180 M2 Colour: White
High Light:

520 CMH Floor Standing ERV


115Pa Floor Standing ERV


520 CMH energy recovery ventilator home depot

Home Depot 306 DFM Floor Standing ERV Unit





CS Residential and Commercial Energy Recovery Ventilators (ERVs) are the best choice for ventilating your home or workplace. These units are designed to provide fresh air into the building while exhausting an equal amount of stale air to the outside. Energy including moisture is transfered between the airsteams reducing the loads on the heating and cooling equipment while delivering the air comfortably and quietly into the space.





- The shell of this machine is made of thick steel plate with three layers of plastic spray forming, which is more corrosion resistant and noise reducing.
-  The filter element adopts three-layer filtration, i.e. primary efficiency, medium efficiency and high efficiency. The high-efficiency H13 medical grade composite filter material has a filtration effect of 99.9% on PM2.5 and an electrostatic sterilization efficiency of 99.87%
- The heat recovery efficiency is as high as 85-92%. The motor adopts DC brushless motor, with low energy consumption, large air volume and no noise generated during machine operation.
- The machine can be transmitted to the mobile phone through WiFi, equipped with LCD control panel, the air volume of inlet and outlet air can be adjusted independently, and the positive pressure and negative pressure can be controlled at will.
- High quality, core technology, negative oxygen ion box, molecular shield technology, can be antibacterial, bactericidal and bacteriostatic.




Item Unit Result
Air volume Fresh air m3/h 520
Exhaust air m3/h 331
Outside pressure Fresh air Pa 115
Exhaust air Pa 11
Input power W 180
Noise dB (A) 44
PM2.5 Primary pass purification efficiency % 99.9
Ozone concentration increase mg/m3 0
Effective ventilation rate % 90
Enthalpy exchange efficiency under refrigeration condition % 59
Enthalpy exchange efficiency under heating condition % 78




306 CFM Floor Standing ERV 0


306 CFM Floor Standing ERV 1


Protect the health of you and your family 

Eliminating visible and invisible air pollution


306 CFM Floor Standing ERV 2

  Pet hair            Urban waste       Pollen               PM2.5          Second hand       Viral        Formaldehyde

                          gas                                              smoke           bacteria


Special fan

Big wind wheel   Low speed   Low noise  Long service life


306 CFM Floor Standing ERV 3

► Fresh air and exhaust air use one brushless DC motor

► The wind wheel and impeller is designed, moulded and processed by our company.

     We can control the quality effectively.

► Wind wheel is 2.5 times larger than other brands.

► It has the characteristics of high efficiency, low noise, large air volume and stable operation.


306 CFM Floor Standing ERV 4

                   special volute                   big air volume   DC brushless                      special volute

                                                            wind wheel       motor

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Our Services


Our staffs of sales and technical support is available to help you in selecting the right protection for your application as well as to provide you with samples of our products for evaluation. At CS, we are committed to providing the highest level of customer service, competitive pricing, speedy delivery and a comprehensive, cutting-edge product offering. Our ultimate goal is your satisfaction.


How to Order

  1. We need to know the size, quantity and others.

  2. Discuss all the details with you and make the sample if needed.

  3. Start the mass production after getting your payment (deposit).

  4. Delivery.

  5. Receive your air goods.

Quality Control

  • Before the order to be confirmed, we would show you the certificate of each details .

  • Every ERV will be quality checked before packing.

  • Before delivery clients could send QC or the third party to check the quality. We will try our best to help you when problem occurred.

After-sales Services

  • Any problem happening in our products will be solved at the most prompt time.

  • We always offer relative technical support.

  • Quick response, all your inquiry will be replied within 24 hours.



Q: About CS ERV ventilation lifetime
A: The lifetime will vary depending on the hours of usage, air quality and location of the ERV air cleaner. Normally the filter will need to be replaced semiannually. Clean the dust and contaminants with vacuum cleaner or hair dryer (cool air) and dry it out in the sun for 3 hours to maintain the best purifying effect.

Q: Are you a factory?
A: Yes, we are a ISO9001-certified factory devoting to the developing, manufacturing and sales of the fresh air ventilator.

Q: I need your price list of all products, do you have a price list ?
A: We do not have a price list of all of our products. Because we have so many items, and it's impossible to mark all of their price on a list. And the price are always changing because of the producing cost. If you want to check any price of our products, please feel free to contact us. We will send offer to you soon!

Q: I can't find the product on your catalogue, can you make this product for me?
A: Our catalogue shows most of our products, but not all. So just let us know what product you need and how many you want. If we do not have it, we can also design and make a new mould to produce it. For your reference, making a ordinary mould will take about 35-45 days.

Q : Can you make customized products and customized packaging?
A: Yes. We've made a lot of customized products for our customers so far. And we've made many moulds for our customers. About customized packaging, we can put your logo or other labels on the packaging. It's no problem. Just have to point out that , it will cause some additional cost.

Q: Can you provide samples ? Are the samples free ?
A: Yes, we can provide samples for test or quality checking. And sample cost will be refunded when bulk order is over MOQ.

Q : How to ship my order? Is it safe?
A: For samples, we will send it by Express, such as DHL, FedEx, UPS, TNT, EMS.That's a Door to Door service. For bulk orders, we will send them by air or by sea. We will use good packing and ensure the safety. We will be responsible to any product damage caused on delivery.

Q: Do you have a guarantee of your product quality?
A: We have a guarantee of one year.

Q: Can I become an Agent / Dealer of CS products?
A: Welcome! But please let me know your country / area first, We will have a check and then talk about this. If you want any other kind of cooperation, do not hesitate to contact us.




306 CFM Floor Standing ERV 7

306 CFM Floor Standing ERV 8

Contact Details
Hong Kong Chuang Sheng Electronics Co.,Ltd.

Contact Person: Julia Wong

Tel: +8615768938048

Send your inquiry directly to us (0 / 3000)