By maintaining the correct compression on the stem

this 5-foot tube allows for 2/3 duct coverage in larger air handlers

providing a reliable seal between the switch housing and the venter assembly

a Grade 5 or Grade 3 coalescer should be installed downstream of this unit

What are the symptoms of a failing HVAC relay board

Johnson Controls S-2300-2 Selector Switch R-410A By maintaining the correct compressionThe Johnson Controls S 2300 2 Selector Switch is a professional grade 5 port pneumatic selector switch engineered for manual air flow management within complex building automation systems. Built to handle a maximum input pressure of 30 psig, this unit features a robust 1000 scim flow capacity, making it ideal for multi zone HVAC applications that require precise control over pneumatic actuators and sensors. As a core component for pneumatic control