This Weil-McLain

was replaced with

this Biasi Oil Boiler

and added

an indirect water heater

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Weil-McLain

Oil Boiler (on left)

is connected

in series to the

Greenwood

Wood Boiler (on right)

with 12 zones &

120 Gal. Super Stor

Indirect Water Heater

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1949 American Standard

Arcoliner with 69% efficiency

(on left)

was replaced with a

Toyotomi OM 180 with

90% efficiency

(on right)

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Circa 1950

Arcoliner only

69% efficiency

(on left)

replaced with

a Buderus GB 140

95% efficiency

Natural Gas Boiler

(on right)

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Weil McLain

Adding one zone

and redesigning system for

better reliability and efficiency.

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