Polyester Flange-clamp Air Filter With Mill Test Report, 100% Inspection, 30-Day Money Back Guarantee
Product Spotlights
Anping County Boli Hardware Wiremesh Products Factory, a trusted manufacturer since 1998, proudly presents our Polyester flange-clamp air filter – a reliable solution for industrial air filtration needs. With over two decades of expertise and annual exports reaching US$5–10 million, we deliver products that combine quality, durability, and cost-effectiveness. Every filter undergoes 100% inspection and comes with a Mill Test Report, ensuring you receive exactly what you order. Plus, our 30-Day Money Back Guarantee gives you complete peace of mind.
This filter is designed for easy installation and maintenance. The flange-clamp structure allows quick replacement without tools, reducing downtime. The polyester media offers high dust-holding capacity, low pressure drop, and excellent resistance to moisture and chemicals. It is ideal for HVAC systems, paint booths, clean rooms, and general ventilation in factories, warehouses, and commercial buildings.
Key Features & Benefits:
- Flange-clamp design: No tools needed – slide in and lock securely. Reduces labor time by up to 50%.
- 100% polyester media: Washable and reusable (up to 3-5 times), lowering long-term filter replacement costs.
- Customizable dimensions: Available in any size to fit your existing ductwork or equipment. Standard sizes also in stock.
- Mill Test Report included: Detailed data on material composition, air permeability, tensile strength, and dust holding capacity – transparent quality assurance.
- 100% visual inspection: Every filter is checked for stitching, frame integrity, and media uniformity before packing.
- Wide temperature range: Operates continuously from -20°C to 100°C, suitable for hot air exhaust or cold climates.
- Low resistance: Initial pressure drop typically below 30 Pa, saving energy on fan operation.
Technical Specifications (Typical):
| Parameter | Value |
| Media Material | 100% Polyester non-woven |
| Filter Class (EN 779) | G2 – G4 (customizable to F5-F9) |
| Thickness | 20mm / 45mm / 96mm (or as requested) |
| Maximum Air Velocity | 2.5 m/s |
| Initial Pressure Drop | 20 – 35 Pa (at rated flow) |
| Dust Holding Capacity | 400 – 600 g/m² depending on grade |
| Operating Temperature | -20°C to +100°C |
| Frame Material | Stainless steel / Galvanized steel (optional) |
Product Advantages:
- Cost-effective: Polyester media is more affordable than fiberglass or synthetic blends, yet offers comparable performance. The washable feature extends service life, reducing total cost of ownership.
- Easy maintenance: The flange-clamp design allows filter change in seconds – no screws, no tools, no mess.
- Reliable sealing: The clamp mechanism ensures a tight fit, preventing air bypass and maintaining filtration efficiency.
- Eco-friendly: Polyester can be recycled. Washable filters reduce waste compared to disposable filters.
- Global compatibility: Our filters are used in North America, Europe, Asia, Africa, and Oceania – meeting diverse environmental and regulatory requirements.
At Anping County Boli Hardware Wiremesh Products Factory, we have been serving global customers for over 25 years. Our factory is located in Hengshui, Hebei – the hardware mesh capital of China. With an annual export value of US$5–10 million, we ship quickly from the ports of Tianjin, Qingdao, Shanghai, and Foshan. We understand the importance of consistent quality – that’s why every filter is 100% inspected and comes with a Mill Test Report. And if you are not satisfied for any reason, our 30-Day Money Back Guarantee ensures a risk-free purchase. Contact us today for a quote or sample – experience the Boli difference!
Frequently Asked Questions (FAQ):
- Q: What is the typical lead time for custom sizes? A: For standard sizes, we ship within 7-10 days. Custom sizes usually take 15-20 days, depending on quantity.
- Q: Can I wash and reuse this filter? A: Yes, the polyester media can be washed with water or low-pressure air. We recommend washing up to 3-5 times to maintain performance.
- Q: Do you provide samples before bulk order? A: Yes, we offer samples for quality evaluation. Please contact our sales team for sample request details.
- Q: Is the Mill Test Report included for every filter? A: The Mill Test Report is provided per batch. For large orders, we can issue individual reports upon request.
- Q: What is the return procedure under the 30-day guarantee? A: If you are not fully satisfied, simply contact us within 30 days of receipt. We will arrange a full refund or replacement, no questions asked.
- Q: Can the filter be used in high-humidity environments? A: Yes, polyester is resistant to moisture and mold. However, avoid constant immersion in water.
- Q: What are the shipping options? A: We ship via sea, air, or express (DHL, FedEx, UPS). For bulk orders, sea freight from Tianjin/Qingdao/Shanghai is most cost-effective.
- Q: Do you have any certifications for quality management? A: Our factory operates under strict internal quality control. While we do not advertise specific certifications, our 100% inspection and Mill Test Report ensure traceable quality.
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