Originally published: 7/6/2026
The NBT-400 model features space-saving, yet high-capacity design for residential installations. The all-new NBT-400 model is a compact solution built specifically for residential condensing appliances like furnaces and tankless water heaters. Its purpose-built design provides installation flexibility and enables fast and easy service to help contractors, installers and service technicians move on to their next job quicker.
The high-capacity NBT-400 model is the newest addition to the NBT-Series product line, the industry pioneer’s versatile lineup of tank neutralizers. Engineered specifically for residential applications, the NBT-400 is compatible with floor-mounted or wall-hung condensing appliances, including furnaces and tankless water heaters rated up to 400 MBH (3 GPH). Designed for straightforward serviceability, the removable tray makes it possible for technicians to service the condensate neutralizer and replace the pH Power Pellets® (JJM®’s proprietary neutralizing media) without having to disconnect any fittings or connections.
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