Household Indoor Fresh Air System – Variable Frequency Conversion Pipeline Fan with HEPA Filter
Ultra-quiet variable frequency motor ensures adjustable airflow (50-300 m³/h) with 30% energy savings compared to traditional models. 3-stage filtration system includes washable pre-filter, H13 True HEPA, and activated carbon layer for PM2.5/dust/pollen removal (99.97% efficiency at 0.3μm). Aerospace-grade ABS housing with silicone damping pads reduces vibration noise to 22dB (sleep mode). Dual-core EC motor guarantees 50,000+ hours lifespan. Ideal for allergy sufferers, basements, or rooms with poor ventilation. Compatible with ducts (Φ100-150mm). Wholesale MOQ discounts available – global shipping with 24/7 logistics tracking.