LGB Commercial Gas Boiler Series 2

Short draw rods permit faster, easier assembly of boiler sections
Includes factory-assembled base and burners, and simplified piping for quick and easy installation
Compact design allows for more piping and venting headroom
The highest efficiency commercial cast iron atmospheric gas boiler available by Weil-McLain
Built-in air separator diverts air to the expansion tank
Gas natural draft water and steam boiler with cast iron sections

Technical Data

Model	Input Maximum (MBH)	Input Minimum (MBH)	Gross Water Output (MBH)	Gross Steam Output (MBH)	Net Steam (Sq. Ft.)	Net Steam (MBH)	Net Water (MBH)	Flue Outlet Diameter (In.)	Boiler Water/Steam Content (Gallons)	Approx. Shipping Weight (Lbs.)
LGB-10	1,170	1,170	950	934	2,918	701	826	16	91.2	2,800
LGB-11	1,300	1,300	1,057	1,039	3,246	779	919	16	100.4	3,105
LGB-12	1,430	1,430	1,165	1,144	3,576	858	1,013	16	109.5	3,365
LGB-13	1,560	1,560	1,273	1,239	3,868	929	1,107	16	118.6	3,785
LGB-14	1,690	1,690	1,381	1,344	4,228	1,015	1,201	16	127.7	4,085
LGB-15	1,820	1,820	1,489	1,449	4,592	1,102	1,295	16	136.9	4,355
LGB-16	1,950	1,950	1,597	1,552	4,950	1,188	1,389	17	146	4,725
LGB-17	2,080	2,080	1,708	1,658	5,316	1,276	1,485	17	155.1	4,975
LGB-18	2,210	2,210	1,817	1,764	5,682	1,364	1,580	18	164.2	5,270
LGB-19	2,340	2,340	1,926	1,867	6,034	1,448	1,675	18	173.4	5,540
LGB-20	2,470	2,470	2,035	1,974	6,384	1,533	1,770	19	182.5	5,820
LGB-21	2,600	2,600	2,207	2,077	6,720	1,613	1,919	19	191.6	6,080
LGB-22	2,730	2,730	2,318	2,184	7,065	1,696	2,016	19	201.2	6,365
LGB-23	2,860	2,860	2,428	2,288	7,402	1,776	2,111	20	209.8	6,625
LGB-4	400	400	322	312	975	234	280	10	36.5	1,185
LGB-5	520	520	419	409	1,279	307	364	12	45.6	1,455
LGB-6	650	650	523	514	1,607	386	455	12	54.7	1,725
LGB-7	780	780	628	619	1,936	464	546	12	63.9	2,005
LGB-8	910	910	737	724	2,264	543	614	14	73	2,290
LGB-9	1,040	1,040	843	829	2,591	622	733	14	82.1	2,560

Technical Data