For precise flow control in your hydronic systems, consider the Belimo B221 valve. This robust 2-way ball valve HVAC component is engineered with a 3/4" NPT internal thread connection and a 24 Cv rating, ensuring optimal performance in demanding applications. Its equal percentage control valve characteristic provides stable and accurate modulation for heating and cooling coils in air handling units, fan coil units, unit ventilators, and VAV box re-heat coils. Constructed with a durable nickel plated brass body and a stainless steel ball and stem, the B221 is built to withstand continuous operation. It's compatible with chilled or hot water, handling temperatures from 0°F to 250°F (-18°C to 120°C), and is suitable for solutions containing up to 60% glycol. With a 600 psi body pressure rating and 200 psi close-off pressure, this 24 Cv NPT valve delivers reliable, maintenance-free service in variable flow hydronic setups. Key Benefits: Precise equal percentage flow characteristic for accurate temperature control. Durable nickel-plated brass body with stainless steel trim ensures longevity in harsh environments. Wide fluid temperature range and glycol compatibility for versatile application. High pressure ratings (600 psi body, 200 psi close-off) for system integrity. Maintenance-free design reduces operational overhead. Common Questions: Q: What types of systems is the Belimo B221 best suited for?A: This valve excels in air handling units, fan coil units, unit ventilators, and VAV box re-heat coils, particularly in hydronic systems with variable flow. Q: Can this valve handle glycol solutions?A: Yes, the B221 is designed to operate effectively with up to 60% glycol solutions, making it suitable for various HVACR applications. Q: What is the flow characteristic of this valve?A: The B221 features an equal percentage flow characteristic, providing precise and stable control across its operating range. Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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