The Truflo #TF550 Blow-Off is designed and engineered with a slim profile that fits into a standard 5¼” adjustable valve box. The #TF550 provides an alternative to a gate valve, 2” blow-off assembly with two valve boxes and is built for frequent exercising and longevity with minimal maintenance. The #TF550 is all brass construction with all brass principle working parts . The Truflo #TF550 comes standard with a 2” MIP outlet and a 2” FIP vertical straight inlet. The Truflo #TF550 is fully serviceable from above ground. Certified to NSF/ANSI 372.
