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Prestige Excellence, High efficiency combination boiler & domestic water heater.

Prestige Excellence cropped

The Prestige Excellence, from ACV Triangle Tube, now features a stainless steel design for both the inner and outer tank!

In addition to the industry leading “tank-in-tank” technology, this new innovation significantly increases overall product reliability and longevity. The Prestige also features 95-plus percent efficiency and up to 5.5:1 turndown ratio with the ability to maintain 3 GPM of domestic hot water. The new ACVMax control system has the option for a mixing valve function for dual temperature heating systems as well as fully programmable circulator control with three available outputs. Additional features include 60 second set-up, intelligent trouble shooting, and integrated cascade. To learn more and download some literature visit


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