NOTICE: Due to planned maintenance, pricing and ordering functions will be unavailable from late Friday evening, August 14 to Saturday morning, August 15.

Serving the Midwest in HVAC, Plumbing, PVF, Well & Septic and Waterworks.

Site Search

{0} items in cart

loading content

Refine Results

: A.O. Smith(10)
ACV(7)
IBC®(16)
Lochinvar®(1)
Navien®(5)
: Domestic(7)
Import(5)
: Liquid Propane / Natural Gas(24)
Natural Gas(18)
Liquid Propane(5)
: Atmospheric / Natural Draft(3)
Direct(7)
Forced Draft Direct(5)
: 10,000 to 110,000 BTU/hr(1)
10,000 to 150,000 BTU/hr(1)
100,000 BTU/hr(1)
110,000 BTU/hr(3)
155,000 BTU/hr(4)
: 1 in NPT Gas(1)
1 in NPT Water(2)
3/4 in FNPT(4)
3/4 in NPT(1)
3/4 in NPT Gas(1)
: 95%(35)
84%(3)
94%(2)

Gas Boilers

54 products

Sort

View

Per Page

content loaded

IBC® 012-112 SFB120-1 Superflow SFB-1 96% High-Efficiency Condensing Boiler, 14K to 120K BTU/hr

IBC® 012-112 SFB120-1 Superflow SFB-1 96% High-Efficiency Condensing Boiler, 14K to 120K BTU/hr

Item #IBCSFB1201

MFG #012-112

Compare

IBC® 012-102 SFB99-1 Superflow SFB-1 96% High-Efficiency Condensing Boiler, 15K to 99K BTU/hr

IBC® 012-102 SFB99-1 Superflow SFB-1 96% High-Efficiency Condensing Boiler, 15K to 99K BTU/hr

Item #IBCSFB991

MFG #012-102

Compare

Navien® NHB-110H 95% AFUE High Efficency Dual Condensing Gas Hot Water Boiler, Natural/Liquid Propane, 110,000 BTU/hr

Navien® NHB-110H 95% AFUE High Efficency Dual Condensing Gas Hot Water Boiler, Natural/Liquid Propane, 110,000 BTU/hr

Item #NVNNHB110H

MFG #NHB-110H

Compare

IBC® 013-121 SFC199-1 Natural Gas 95% SUPERFLOW Intergas® Dual Fired Condensing Combi Boiler

IBC® 013-121 SFC199-1 Natural Gas 95% SUPERFLOW Intergas® Dual Fired Condensing Combi Boiler

Item #IBCSFC1991

MFG #013-121

Compare

IBC® 010-122 VX150 95% Residential High Efficiency Natural Gas Condensing Boiler

IBC® 010-122 VX150 95% Residential High Efficiency Natural Gas Condensing Boiler

Item #IBCVX150

MFG #010-122

Compare

IBC® 010-120 VX110 95% Residential High Efficiency Condensing Boiler, Natural Gas

IBC® 010-120 VX110 95% Residential High Efficiency Condensing Boiler, Natural Gas

Item #IBCVX110

MFG #010-120

Compare

Navien® NHB-55H 95% AFUE High Efficiency Dual Condensing Gas Hot Water Boiler, Natural/Liquid Propane, 55,000 BTU/hr

Navien® NHB-55H 95% AFUE High Efficiency Dual Condensing Gas Hot Water Boiler, Natural/Liquid Propane, 55,000 BTU/hr

Item #NVNNHB55H

MFG #NHB-55H

Compare

IBC® P-267C Vertical Floor Stand

IBC® P-267C Vertical Floor Stand

Item #IBCP267C

MFG #P-267C

Compare

Triangle Tube INS110S Instinct Solo Boiler, Stainless Steel Fire Tube Heat Exchanger, 110 MBH, 95% Efficiency Rating

Triangle Tube INS110S Instinct Solo Boiler, Stainless Steel Fire Tube Heat Exchanger, 110 MBH, 95% Efficiency Rating

Item #TTPINS110S

MFG #INS110S

While Supplies Last

Compare

First Mobile presents FirstSupply.com in a tile-based menu on your phone!

First InStock is our scannable label program makes it easy to stock your shop with First Supply!