Bell & Gossett® has developed new informational literature for the Circuit Sentry™ automatic flow-limiting valve. The literature provides an overview of how the Circuit Sentry Valve design allows constant fluid flow and automatically compensates for fluctuating pressure conditions to help deliver peak operating performance from HVAC systems. The two-page, four-color brochure (A-605A) provides a complete description of the product capabilities and usage, along with a list of the materials of construction and operating data. A detailed chart is also included to show the broad range of product sizes with a variety of end connections. Bell & Gossett®.