
High-Efficiency Heat Recovery Core with Durable Htr Membrane. 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.