
Solar Heater Boiler Air Vent Valve for European Market. Premium Brass Material: Constructed from forged brass (CW511L, CW625N, CW617N, CW602N, ASTM C37700) for durability. Float Operated Design: Automatically collects and releases air using a float mechanism protected by an air cushion. High Pressure Resistance: Supports working pressure from 0.2 to 6.0 bar, with peak load capacity up to 10.0 bar. Glycol Compatible: Suitable for systems with glycol-based anti-freeze additives up to 50% concentration. Shut-off Valve Option: Most types include a shut-off valve for easy installation and dismantling maintenance. OEM/ODM Service: We offer OEM services and have strong OEM and ODM ability for custom branding. Certified Quality: Company passed ISO9001 Certification; products hold CE and UL approvals.