What certifications does the product have?

The product has ISO9001 and ROHS certifications.

High-Efficiency Heat Recovery Core with Durable Htr Membrane

Name: High-Efficiency Heat Recovery Core with Durable Htr Membrane
Brand: Shaoxing Bailijie Environmental Protection Technology Co., Ltd.
SKU: 2183537235

Zhejiang, ChinaShaoxing Bailijie Environmental Protection Technology Co., Ltd.

US$100.00-200.00

1 Piece

Product profile

Customization

Available

Warranty

5 Years

Certification

ISO9001, ROHS

Model NO.

309*309mm

Enthalpy Efficiency of Core

≥60%

Height

100mm-600mm

Height of a Single Layer

2.0mm

Air Volume

200-1000m3/H

Effective Air Exchange Rate

≥99%

Transport Package

Packege

Specification

309*309mm

Trademark

Bailijie

Origin

Keqiao, Shaoxing, Zhejiang, China

HS Code

8419500090

Production Capacity

200, 000 Pieces/Year

Key features

Washable Polymer Core: Polymer material supports immersion water washing, unlike paper cores, ensuring durability.

Anti-Mildew & Antibacterial: 99.9% anti-mildew and antibacterial rate prevents microbial growth and air contamination.

Superior Airtightness: Optimized frame design achieves a core airtightness of 99% for efficient heat recovery.

Condensation Inhibition: High moisture permeability inhibits condensation in large temperature difference environments.

5-Year Lifespan: ABS frame and polymer membrane provide excellent aging resistance with <10% performance degradation.

Low Air Resistance: Smooth inner surface greatly reduces wind resistance for efficient air flow.

Customizable Dimensions: Total height customizable from 200mm to 600mm; various hexagonal and quadrilateral sizes available.

Company profile

Patents AwardedImporters and ExportersSelf-brandedExhibition Experience

Shaoxing Bailijie Environmental Protection Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo PortAverage Response Time: >24h

AI-Powered supplier vetting

SummaryBLJ demonstrates established technical and quality-management capabilities, including ISO9001:2015 certification, intellectual property management certification, four invention patents, eight utility model patents, recent new-product development, and broad customization, ODM, OEM, and 3D design services. Its quality processes include documented finished-product inspection instructions, corrective and preventive action procedures, complaint-handling procedures, and quality assurance. BLJ also maintains inventory capability and has seven years of export experience, with exports representing 21%–30% of total sales. However, the supplier reports no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agent, or branch, and services in zero countries. The provided information does not establish financial strength, specific customer cases, or sufficient production-scale capacity.

Supplier typeBLJ operates in technical services, technology development, import and export, new membrane materials, building materials, water-resource equipment, environmental-protection equipment, ecological materials, plastic products, molds, and household products. This indicates a manufacturer and technology-oriented supplier rather than a narrowly defined trading-only company.

CertificationsBLJ holds an ISO9001:2015 quality-management-system certificate and is stated to have intellectual property management system certification. It is also identified as a Zhejiang Science and Technology Small and Medium-sized Enterprise and a National High-Tech Enterprise, supporting its documented quality and technology credentials.

R&D capabilityBLJ reports four invention patents, eight utility model patents, process R&D and technology-output objectives, new-product development in the past year, ODM services, and 3D software design services. Its recognition as a National High-Tech Enterprise further supports innovation capability, although no SDK is available.

Customization capabilityBLJ explicitly provides customization from samples, designs, full and minor customization, flexible customization, 3D software design, ODM services, and OEM services for well-known brands. This is direct evidence of broad product-design and customization capability.

Product Q&A

Q:Is the heat recovery core washable?

Yes, the core uses polymer material as the energy exchange surface, which supports immersion water washing, unlike paper cores.

Q:Does the core have antibacterial properties?

Yes, the core has a 99.9% anti-mildew and antibacterial rate, preventing microbial growth and contamination of the new air system.

Q:What is the warranty period for this product?

The product comes with a 5-year warranty, supported by excellent aging resistance of the ABS frame and HTR polymer membrane.

Q:What are the available sizes and customization options?

Available sizes include hexagonal (e.g., 440*200*200) and quadrilateral (e.g., 309*309) specifications. Total height is customizable from 200mm to 600mm.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 100 pcs.