Full lineup of check valves? ✅ With our expanded valve portfolio, Viega now offers a complete range of check valves to meet your system needs. From spring to wafer to swing, we have the right solution to keep things flowing. Here’s where you’ll commonly find them: ◼Swing check – Municipal water systems, wastewater and pipeline applications ◼Spring check – Pumps, water systems and lines that require fast response to flow reversal ◼Wafer check – Hydronics, HVAC systems, water treatment and light i