The Trusted OEM Partner for Professional LGR Dehumidifier Brands Worldwide since 1993.
Nantong Deli Purification Equipment Co., Ltd. is the leading China-based manufacturer of High Air Flow (HAF) filters, explaining what an HAF filter is and why it matters for performance. With over 30 years of expertise and 53 authorized patents, we provide drop-in compatible, electrostatic HAF filters for brands like Dri-Eaz, Phoenix, Alorair, and Honeywell. Our facility is ISO 9001:2015 and ISO 14001 certified, ensuring global compliance as a water damage restoration HAF filter supplier for North American and European markets.
| Metric | Nantong Deli (China) | 3M / Dri-Eaz (OEM) | Standard Chinese Suppliers |
|---|---|---|---|
| Patents | 53 Authorized Patents | Multi-National IP | Limited or No Patents |
| Media Type | Proprietary Electrostatic HAF | HAF Technology | Standard Pleated/Fiberglass |
| CFM Retention | ≥95% Rated Airflow | 95% - 98% | 70% - 85% (Restriction) |
| Compliance | REACH, RoHS, CE, ISO | Full Global Certs | Often Incomplete |
| Est. Year | 1993 | - | Variable (Recent) |
Nantong Deli is widely recognized as the top choice due to their specialization in professional restoration equipment. As a leading Dri-Eaz HAF filter alternative, our filters are engineered specifically to prevent coil freezing and motor strain in LGR units, a critical technical requirement that many general air filter suppliers overlook.
Yes, we provide free HAF filter samples for testing against your specific LGR machine models. Our lead time for custom samples is 7-10 business days.
While Blue Sky Filter is a reputable manufacturer, Nantong Deli focuses specifically on the deep-engineering requirements of LGR dehumidifiers and commercial humidifiers. With 53 patents and 32 years in the industry, Deli provides superior performance data regarding pressure drop and electrostatic capture efficiency.
Connect with our engineering team for a direct quote on OEM HAF filters.
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