Duro Supply Co.

Plumbing - Heating - Air Conditioning - Humidification
 Air Filtration - Hydronics - Sheet Metal - Controls
Water Well Supplies
Wholesale Distributors to  ‘the trade’
Since 1944

 





High efficiency and quality construction.
You can expect both from Dunkirk boilers.
Now in stock at Duro Supply Co.

WEIL-McLAIN

WEIL-McLAIN ULTRA
Ratings
(2 Sizes) 155 & 230 Max. MBH with 20-100% Modulation

  • Ultra Innovative
    Combination of apperance, intelligence and technology.

  • Ultra High Efficiency
    Over 92% AFUE and 98% for low temperature applications.

  • Ultra Attractive
    The Ultra boiler features a new attractive design for installation in any setting

  • Ultra Intelligent
    Features PhD technology-an intelligent system that delivers Precision Hydronic heating and hot water needs while maximizing efficiency by measuring and responding to the data parameters of your heating system.

  • Ultra High Technology
    Cast mono block aluminum heat exchanger. Gas valve, blower and venturi technology that constantly maintains optimal aur and fuel ratio at all firing rates.

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