Pentair 460736. MasterTemp 400 Natural Gas Pool Heater. TradeGrade.

Pool and Spa High-Performance Eco-Friendly Heater Compact and quiet heater for your pool and spa. Certified for low Nitrogen Oxide emissions; tough, rust proof exterior with long-lasting durability. Rotating digital allows for easy viewing; and manual gas shut-off when service is required. Save money and energy with the MasterTemp High-Performance Heater. Already known as being dependable and efficient, MasterTemp now offers smart features and an optional energy-saving Smart Bypass Valve Kit to help you ensure your pool is ready whenever you are. Smart connectivity via Pentair Automation Systems enables you to manage pool functions anytime, anywhere.  The full-text digital display combines new functions and a user-friendly menu for easy operation and diagnostics. Digital connectivity with your pool’s automation system and an advanced ignition control module with a flame strength sensor help to ensure optimal heater performance.        Alerts are pushed to a smart device to keep you updated on heater performance and the real-time status. Optional Smart Heater Bypass valve control diverts water flow when the heater isn’t needed to help save up to 35% in yearly operational costs. Available only in-store from Pentair dealers or retail stores.