Schneider Electric 21-038 Restrictor Tee 1.0 SCFH 1/4" Barb Fitting

The Schneider Electric (Barber Colman) 21-038 is a pneumatic restrictor tee fitting designed for use in HVAC control systems with one-pipe thermostats and transmitters. This precision-engineered component features a 0.007" orifice that regulates airflow at 1.0 SCFH (28.32 l/h) at 20 PSIG, ensuring accurate pneumatic signal control.

Key Features:

• 1.0 SCFH flow rating at 20 PSIG for precise pneumatic control
• 0.007" precision orifice for accurate flow restriction
• 1/4" barbed connections for polyethylene or polyurethane tubing
• Red color for easy identification in pneumatic systems
• Made in USA for reliable quality and performance
• Compatible with Barber Colman pneumatic control systems

This restrictor tee is an essential component for pneumatic HVAC control applications, providing reliable flow regulation between thermostats, transmitters, and control devices. The durable construction ensures long-term performance in commercial and industrial building automation systems.