Hydro Smart Condensing Micro-Boilers

This compact condensing micro-boiler is a powerful unit with a wide BTU range and is perfect for residential applications, whether it's general hot water heating or in-floor radiant heating.

• These pre-assembled units allow you to save labor expense and time. They are made from durable materials, like heavy-duty copper pipe, and the powder-coated panel provides protection and a clean appearance.
• Engineered design utilizes professional hydronic practices.
• The size of these units allows them to fit just about anywhere. 113777 and 113778 weigh 44 lbs. and measure 13-4/5"W x 24"H x 10-4/5"L. 113779 and 113780 weigh 59 lbs. and measure 17-3/4"W x 22-1/2"H x 10-3/4"L.
• Provide an impressive amount of BTUs, while using little energy. Hydro Smart Boilers provide efficient heating. 113777 and 113778 have an efficiency of 93%, and 113779 and 113780 have an efficiency of 95%.
• Venting includes 3" schedule 40 PVC and 4" category III stainless steel.
• Electronic ignition, no pilot light.
• Unit uses a copper heat exchanger.
• 120 V.