Description
The VAL8853 is a 3/4″ 24 V negative pressure valve used to monitor and regulate internal air pressure within your HVAC system. By opening or closing in response to changes in pressure, it helps protect sensitive components, supports efficient combustion or airflow balance, and contributes to safe and reliable system operation.
Key Features
- OEM Trane Replacement: Designed to Trane’s original specifications for a proper fit and reliable performance.
- 24 VAC Control: Standard low voltage operation compatible with common HVAC control systems.
- 3/4″ Connection Size: Standard pipe fitting size for easy installation in compatible units.
- Pressure Regulation: Detects negative pressure and actuates appropriately to protect system components and improve airflow balance.






