Water Boilers

Horizontal Three Pass Firetube Water Boilers &
Vertical Firetube Water Boilers

Aldrich Company manufactures a full array of hydronic boilers for the commercial heating market, including near-condensing high efficiency boilers designed to improve energy efficiencies, horizontal firetube boilers and vertical firetube boilers.

CLASSIC SERIES
THREE PASS FIRETUBE WATER BOILERS

  • 30, 40 & 80 PSI Design Options
  • 83 – 88% Efficiency
  • Inventor of the “Scotch Box” Design
  • “U-Type” Flex Joint
  • All Steel Construction
  • Thermal Shock Proof Resistance
  • Water Surrounded Cylindrical Furnace for Highest Heat Transfer
  • Water Cooled Reversing Chamber 4-Sided Wetback
  • Capacities: 12 – 200 BHP
  • Models up to 120 BHP Fit Through 36” Doorway
  • Fuels: Gas • Oil • Combination Gas/Oil • Digester Gas
  • Structural Channel Base
  • Optional Field Erect Boilers
  • Ideal for Multiple Boiler Installations
  • Package with Aldrich Boiler Management Panel for Highest System Efficiency
  • Ease of Maintenance, Access to Firetubes

VERTICAL FIRETUBE WATER BOILERS
AVR AVW K L

  • 30, 100 & 150 PSI Design Options
  • 80 – 88% Efficiency
  • All Steel Construction
  • Thermal Shock Proof Resistance
  • Water Surrounded Cylindrical Furnace for Highest Heat Transfer
  • Capacities: 5 – 86 BHP
  • Optional Tankless Coil for Indirect Loads
  • Fuels: Gas • Oil • Combination Gas/Oil
  • Ideal for Multiple Boiler Installations
  • Package with Aldrich Boiler Management Panel for Highest System Efficiency
  • Ease of Maintenance, Access to Firetubes
CLASSIC Series – Three Pass 83-88% Efficiency 12-200 BHP

CLASSIC Series – Three Pass
83-88% Efficiency
12-200 BHP

AVR SERIES – 85-87% Efficiency 16 – 86 BHP

AVR Series
85-87% Efficiency
16-86 BHP

AVW Series – 83% Efficiency 8-83 BHP

AVW Series
83% Efficiency
8-83 BHP

K Series – 80% Efficiency 10-40 BHP

K Series
80% Efficiency
10-40 BHP

L Series – 80% Efficiency 5-20 BHP

L Series
80% Efficiency
5-20 BHP