Synthetic air filter media (G3,G4,F5-F9)
It is manufactured from polypropylene using the meltblown process and because of its unique structure, it achieves outstanding filter performance. Multi-layer structure guarantees very high separation efficiency throughout the life of the filter. The typical product advantages also include low pressure drop and high dust holding capacity.* Available in all depths - 10" to 36" and rolls of 150 meters length
* Standard width available is 675 mm. Pocket widths upto 1 meter are
possible
* Available in all MERV 7 to MERV 15 ratings (G3, G4 and F5 to F9)
* Tested as EN779 and Ashrae 52.2 standards
* 6 spacer ultrasonic welding technology
* OEM branding possible


* Adopt high performance of filter Media and all components.
* Quality control of the complete production with internal filter test
equipment and modern quality management tools.
* Environment friendly and easily disposable.
Standard size | Weight(g/m²) | Dust holding capacity (g/m²) | Air velocity | Rated air flow(m³/h) | Initial pressure(Pa) | Final resistance (Pa) | Thickness | Filter particles | EFF. | Filtration class | Color(European standard) |
150m | 124±5 | 123 | 0.4m/s | 1440 | ≤5 | 400 | 5±1 | ≥1μm | 45% | F5 | Orange |
150m | 138±5 | 135 | 0.3m/s | 1080 | ≤9 | 420 | 5.5±1 | ≥1μm | 65% | F6 | Green |
150m | 168±5 | 168 | 0.2m/s | 720 | ≤19 | 420 | 6±1 | ≥1μm | 85% | F7 | Pink |
150m | 198±5 | 198 | 0.1m/s | 360 | ≤19 | 450 | 6.5±1 | ≥1μm | 95% | F8 | Yellow |
150m | 204±5 | 204 | 0.1m/s | 360 | ≤23 | 450 | 7±1 | ≥1μm | 98% | F9 | White |



Q1.Are you a manufacture or trading company?
A:We are a manufacure.
Snyli Environmental Technology (Shandong) Co., Ltd was established in 2010, is a professional service provider of air purification products integrating R&D, production and sales, with registered brand- SYNLI.
Q2: Where are air filters commonly used?
A :HAVC(heating, air conditioning and ventilation systems) painting stations, chemical plants, pharmaceutical plants, cement or asphalt powder plants, clean rooms, power stations, heavy metal industries, gas turbines and cogeneration power plants, engineering and equipment plants, drying and baking rooms, hospitals, etc.
Q3: What are your testing criteria?
A: EN779:2012 ISO9001
Q4: What is the international standard for air filters?
A:Euro :Pre (G1-G4), Medium (F5-F9), HEPA (H10-H14) ULPA (U15-U17)
American :Pre (MERV5-7), Medium (MERV8-14), HEPA (MERV15-19) ULPA(MERV 20)
Q5: What is your sample policy?
A: The sample price will be the product price of the standard order. If you make a demo order after receiving the sample and proofing (reaching our MOQ), we will roughly understand the sample price and sample price in the order, and give us your MOQ price.
Q6: How about your after-sales service?
A: Even if we have confidence in the quality of our products, the products may be damaged due to some unpredictable reasons. Please use and maintain the products you purchased correctly in accordance with the user manual or the recommendations of the sales staff. Contact the household to understand the usage of the product, provide suggestions or support professional maintenance services according to the warranty policy.