Bulk Gravity Water Filter Replacement for Berkey PF-2 Water Filter and Other Gravity-fed Filtration Systems

Bulk Gravity Water Filter Replacement for Berkey PF-2 Water Filter and Other Gravity-fed Filtration Systems

NSF 42 & 53 & 401 &372  Certified

Achieve superior water quality with PUREZA’s NSF 42, 53, 401, and 372 certified gravity filters. Designed to meet advanced industry standards, our products give your brand a competitive advantage in the outdoor filtration sector, supporting rapid growth and market success.

Multi-stage Precise Filtration

Experience the power of multi-stage filtration, eliminating chlorine, PFOA, PFOS, VOCs, microorganisms, heavy metals, and other harmful contaminants to ensure every drop of water is pure and safe.

High-Capacity Injection Molding Workshop

 

With 30 advanced injection molding machines, our workshop produces 20,000+ parts daily, offering quick production times for both large and small orders while ensuring premium quality.

Efficient Carbon Rod Manufacturing Workshop

 

Equipped with 11 advanced production lines, our carbon rod workshop delivers impressive efficiency, extruding 3 meters per minute while focusing on sustainability.

Fast-Paced Assembly for High Demand

 

Our assembly workshop features 4 production lines that deliver over 40,000 units per day, ensuring quick, efficient assembly to meet the increasing demand for quality water filtration products.

Cutting-Edge Packing Production Line

 

At our packing workshop, 4 state-of-the-art automated lines deliver over 50,000 units per day, ensuring fast, reliable packaging that upholds the highest industry standards.

At PUREZA, quality is embedded in every stage, from material selection to final product testing. Leveraging advanced manufacturing equipment, we guarantee superior filtration efficiency, durability, and performance, providing B2B partners worldwide with consistently high-quality water filters.

PUREZA | World-Class OEM/ODM Water Purification Solutions Provider
PUREZA is a trusted water filtration partner with over 10 years of experience as a leading OEM/ODM manufacturer. From Filter Accessories To Water Purification Machines,The Entire System Can Be Customized!
Needs Assessment	Solution Design	Sample Production & Testing	Production & Delivery	After-Sales Support
Fully communicate and understand customer requirements, including water usage needs, water quality standards, specific product design and functionality expectations.	Develop a customized plan based on customer needs, covering product design, technical specifications, material selection, and production processes.	Create prototypes based on the design plan and conduct rigorous testing including filtration efficiency, wastewater discharge, and product lifespan.	Proceed with mass production under strict quality management systems. Packaging and delivery are tailored to customer specifications.	Provide end-to-end services, including product certification, listing guidance, and operational support etc.

For Customization Needs:

For Non-Customization Needs:

Wholesale: Directly purchase factory-branded products.

Private Label: Use the factory's existing products with customer-branded packaging (customers can sell products in plain white-box packaging or factory-branded packaging).

FAQ
Can samples be provided?	Is it a source factory?	What Is the Typical Delivery Time?
Provide FREE samples if you agree to take care of the expressing freight.	PUREZA currently has 4 workshops and is one of the largest refrigerator filter manufacturers in China	Sample delivery typically takes 1-2 business days, while bulk production is usually 12-15 days.
Can mold customization or OEM services be provided?	How Long Does Custom Development Take?	What certifications does your factory have?
Supports wholesale, mold customization, OEM and other sales models	The typical custom development cycle is 60-90 days, depending on the complexity, design details, and production schedule.	NSF 42&53&401&372 Certifications, EPA Certification, TüV Certification, ISO9001 Certification, CE Certification, RoHS Certification etc.

1、Product Quality: NSF 42&53&401&372

2、Source Factory: 20,000㎡ production area with 4 major workshops and 22 production lines, over 100 manufacturing machines.

3、Technical Team: Comprised of 25 water purification experts with 15 years of experience each.

4、Business Services: Support wholesale, mold customization, and OEM labeling.

5、OEM/ODM Service: Product design, function customization, performance optimization.

6、Delivery Cycle: Sufficient stock, flexible delivery schedules.

7、Water Purification Solutions: From filter accessories to complete water filtration systems.

8、Special Services: Product certification, listing guidance, and operational support.