Bell & Gossett 1BN318LF Hydro-Trol PT-12 non-ASME expansion tank for potable water systems. This lead-free (NSF 372) diaphragm tank provides thermal expansion control in closed-loop hydronic and plumbing applications. Constructed for reliable performance in residential and commercial potable water service.

# Expansion Tanks The **Bell & Gossett 1BN318LF PT-12 Non-ASME Potable Tank** is a high-quality expansion tank designed specifically for hydronic heating and cooling systems. Engineered to maintain system pressure and absorb excess water volume, this tank ensures reliable operation and enhances the efficiency of your HVAC system. ## Key Features • **Capacity:** 12 gallons, ideal for residential and light commercial applications. • **Construction:** Durable carbon steel body with an epoxy coating for superior corrosion resistance. • **Design:** Non-ASME certified, tailored for potable water applications. • **Connection Size:** 3/4" NPT for easy integration into existing systems. • **Operating Pressure:** Maximum working pressure of 125 psi, ensuring robust performance under demanding conditions. ## Applications • **Hydronic Heating Systems:** Optimized for use in closed-loop systems to manage thermal expansion and maintain pressure. • **Potable Water Systems:** Suitable for applications requiring safe and compliant water storage. • **Compatibility:** Designed to work seamlessly with other Bell & Gossett products and various HVAC systems, ensuring a cohesive performance. ## Benefits • **Enhanced System Efficiency:** Reduces the risk of pressure fluctuations, promoting energy savings and system longevity. • **Durability:** The epoxy-coated steel construction provides long-lasting protection against corrosion, extending the lifespan of the tank. • **Easy Installation:** Simple threaded connections facilitate quick and hassle-free installation, minimizing downtime. --- *Product information compiled with AI assistance for reference purposes.*