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Buderus Boiler GA124
Buderus GA124
 GA124 Product Details

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 GA124 Detailed Product SpecificationsGA124 Detailed Product Specifications

Model

 GA124/17 GA124/23 GA124/30
Performance Data      
Input Rate BTU/Hr. 70,000 94,000 123,000
DOE Heating Capacity BTU/Hr. 59,000 79,000 104,000
Net IBR BTU/Hr. 51,000 69,000 90,000
AFUE % 85.2 85.1 85.0
Piping Connections      
Pressure Drop @ 20°F Δ T (In WC) 18.8 22.9 32.2
Vent Connection Size 3" 3" 3"
Gas Connection ½" ½" ½"
Air Intake Connection 3" 3" 3"
Boiler Supply & Return 1" 1" 1"
Physical Dimensions      
Ignition Type Intermittent Intermittent Intermittent
Number of Burners 2 3 4
Overall Boiler Length 22" 22" 22"
Boiler Width 23½" 23½" 23½"
Height 34¼" 34¼" 34¼"
Dimensions A 7¼" 8" 9¼"
Dimensions B 3 1/8" 6¾" 10¼"
Dry Weight (lbs.) 229 240 337

Venting Requirements for the GA124:

Intake: Use 3" galvanized pipe or flexible pipe. See manual for venting details.

Exhaust: Use 3" approved AL29-4C stainless steel venting material (Heat-Fab, Flex-L, Pro-Tech,
Z-Flex) Use condensate drain as starting piece at 3" boiler exhaust connection. One 90° elbow
is equivalent to 10' of equivalent length, 2 45° elbows equivalent to 10' of vent pipe Maintain
minimum 1" clearance to combustibles for vent pipe in unenclosed spaces (Flex-L, Z-Flex) Slope
exhaust system upward from the boiler ¼" per foot. Use high temperature silicone (GE 106 or
equivalent) for sealing of vent component.