Water heating Natural gas Fuel
Explore efficient HVAC water heating solutions at Blackhawk Supply. Boost your building's comfort and automation.
![Barnes & Jones](http://blackhawksupply.com/cdn/shop/collections/barnes-jones_100x.gif?v=1682357961)
![Bosch](http://blackhawksupply.com/cdn/shop/collections/bosch_100x.gif?v=1682358408)
![Bradford White](http://blackhawksupply.com/cdn/shop/collections/bradford-white_100x.gif?v=1682358432)
![Buderus](http://blackhawksupply.com/cdn/shop/collections/buderus_100x.gif?v=1682358591)
![Burnham Boilers](http://blackhawksupply.com/cdn/shop/collections/burnham_100x.gif?v=1682358617)
![Intellihot](http://blackhawksupply.com/cdn/shop/collections/intellihot_100x.png?v=1682364668)
![Mars Controls](http://blackhawksupply.com/cdn/shop/collections/mars_100x.gif?v=1682365945)
![Navien Boilers & Water Heaters](http://blackhawksupply.com/cdn/shop/collections/navien_100x.gif?v=1682366247)
![Rinnai](http://blackhawksupply.com/cdn/shop/collections/rinnai_100x.gif?v=1682367259)
![Spirax-Sarco](http://blackhawksupply.com/cdn/shop/collections/spirax-sarco_100x.gif?v=1682367881)
![Tjernlund](http://blackhawksupply.com/cdn/shop/collections/tjerlund_100x.gif?v=1682368876)
View Details
![Water Heater Parts 100112686 Burner Assembly Final 18 Inch #34 Orifice 100112686 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944074_e391504e-031f-469e-ab00-84b8ad7e2f0d_medium.jpg?v=1717449671)
100112686 | Burner Assembly Final 18 Inch #34 Orifice 100112686 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112686
View Details
![Water Heater Parts 100112665 Burner Assembly Final 20 Inch #31 Orifice 100112665 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943395_0693810d-9b3f-40ad-871d-7632a117920a_medium.jpg?v=1717449651)
100112665 | Burner Assembly Final 20 Inch #31 Orifice 100112665 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112665
View Details
![Water Heater Parts 100112524 Burner Assembly Final 18 Inch #34 Orifice 100112524 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943823_cea82fab-ae12-490e-aa8a-2882caf11e7f_medium.jpg?v=1717449634)
100112524 | Burner Assembly Final 18 Inch #34 Orifice 100112524 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112524
View Details
![Water Heater Parts 100112523 Burner Assembly Final 16 Inch #34 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943788_eb09b68b-231b-4d21-8710-8f7e28b2a1fe_medium.jpg?v=1717449621)
100112523 | Burner Assembly Final 16 Inch #34 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112523
View Details
![Water Heater Parts 100112522 Burner Assembly Final 18 Inch #35 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943751_a72c5e4b-5aae-4e76-8742-30e18e4eb577_medium.jpg?v=1717449638)
100112522 | Burner Assembly Final 18 Inch #35 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112522
View Details
![Water Heater Parts 100112521 Burner Assembly Final 18 Inch #38 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943719_cbe0f563-7003-4966-9162-baaab86302d5_medium.jpg?v=1717449624)
100112521 | Burner Assembly Final 18 Inch #38 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112521
View Details
![Water Heater Parts 100112520 Burner Assembly Final 16 Inch #37 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943683_944e9fb0-1e8a-4454-8454-732c2abf099b_medium.jpg?v=1717449637)
100112520 | Burner Assembly Final 16 Inch #37 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112520
View Details
![Water Heater Parts 100112517 Burner Assembly Final 14 Inch #37 Orifice Natural Gas | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943607_3789719d-5927-4e7e-958a-854098395509_medium.jpg?v=1717449634)
100112517 | Burner Assembly Final 14 Inch #37 Orifice Natural Gas | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112517
View Details
![Water Heater Parts 100112514 Burner Assembly Final 20 Inch #34 Orifice 100112514 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943517_39ac3666-c398-44fe-9575-7ddf894bd689_medium.jpg?v=1717449631)
100112514 | Burner Assembly Final 20 Inch #34 Orifice 100112514 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112514
View Details
![Water Heater Parts 100112440 Burner Assembly Final 20 Inch #32 Orifice 100112440 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944136_24e899ef-1569-4340-b806-f64cd1b4738f_medium.jpg?v=1717449620)
100112440 | Burner Assembly Final 20 Inch #32 Orifice 100112440 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112440
View Details
![Water Heater Parts 100112350 Burner Assembly Final 18 Inch #39 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944247_c9ef7351-8f3a-428d-bdd9-4f9e5d397aba_medium.jpg?v=1717449618)
100112350 | Burner Assembly Final 18 Inch #39 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112350
View Details
![Water Heater Parts 100112349 Burner Assembly Final 18 Inch #39 Orifice 100112349 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944208_542a2726-8ac3-4914-8175-64cbf251e711_medium.jpg?v=1717449621)
100112349 | Burner Assembly Final 18 Inch #39 Orifice 100112349 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112349
View Details
![Water Heater Parts 100112344 Burner Assembly Final 16 Inch #39 Orifice 100112344 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944038_1a83c48d-4f3b-4fdd-b522-01774c661ea2_medium.jpg?v=1717449617)
100112344 | Burner Assembly Final 16 Inch #39 Orifice 100112344 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112344
View Details
![Water Heater Parts 100112297 Pilot Assembly with Tubing 100112297 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943509_e8ebc9ed-133f-42b7-85c1-e46a0327074c_medium.jpg?v=1717449611)
100112297 | Pilot Assembly with Tubing 100112297 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112297
View Details
![Water Heater Parts 100112280 Burner Assembly Final 18 Inch #34 Orifice 100112280 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943945_f3f0096f-8af9-4629-bec3-103c0908a4b9_medium.jpg?v=1717449591)
100112280 | Burner Assembly Final 18 Inch #34 Orifice 100112280 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112280
View Details
![Water Heater Parts 100112170 Burner Assembly Final 18 Inch #33 Orifice 100112170 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943427_d43b678b-546f-4b74-a5ec-109d777761c1_medium.jpg?v=1717449591)
100112170 | Burner Assembly Final 18 Inch #33 Orifice 100112170 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112170
View Details
![Water Heater Parts 100112169 Burner Assembly Final 16 Inch #33 Orifice 100112169 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943402_1d32dcfb-f57e-45cf-a8df-4a746a4329a4_medium.jpg?v=1717449573)
100112169 | Burner Assembly Final 16 Inch #33 Orifice 100112169 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112169
View Details
![Water Heater Parts 100112101 Pilot Assembly with Tubing 100112101 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944192_7674bbaf-4ba7-4ae3-aee1-dcbdb85a099b_medium.jpg?v=1717449610)
100112101 | Pilot Assembly with Tubing 100112101 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112101
View Details
![Water Heater Parts 100112089 Pilot Assembly with Tubing 100112089 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943774_bb12e149-9590-4a0a-8089-8b6c4c50997c_medium.jpg?v=1717449600)
100112089 | Pilot Assembly with Tubing 100112089 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112089
View Details
![Water Heater Parts 100112070 Burner Assembly Final 20 Inch #33 Orifice 100112070 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944209_f552b52e-4e2a-4d96-b48b-a247d39d6b23_medium.jpg?v=1717449583)
100112070 | Burner Assembly Final 20 Inch #33 Orifice 100112070 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112070
View Details
![Water Heater Parts 100112068 Burner Assembly Final 20 Inch #23 Orifice 100112068 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944143_e2300f74-1e00-4852-991a-28f731ad674f_medium.jpg?v=1717449608)
100112068 | Burner Assembly Final 20 Inch #23 Orifice 100112068 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112068
View Details
![Water Heater Parts 100112066 Burner Assembly Final 18 Inch #20 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/944072_242d2ab6-c221-4c2e-b451-fc6114bd77a9_medium.jpg?v=1717449610)
100112066 | Burner Assembly Final 18 Inch #20 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112066
View Details
![Water Heater Parts 100112064 Burner Assembly Final 18 Inch #32 Orifice 100112064 Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943993_5633264d-3cc9-419c-97b9-9661240153c1_medium.jpg?v=1717449572)
100112064 | Burner Assembly Final 18 Inch #32 Orifice 100112064 Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112064
View Details
![Water Heater Parts 100112061 Burner Assembly Final 20 Inch #31 Orifice Natural Gas for Water Heater | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/943887_8cc7c4bb-9235-480a-be6b-8d53bb614873_medium.jpg?v=1717449589)
100112061 | Burner Assembly Final 20 Inch #31 Orifice Natural Gas for Water Heater | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112061
Committed to customer satisfaction
as experts in Water Heating
Recently Viewed
Popular Products
View all →![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_ab49eea2-b198-48f5-9000-5151691a676d_large.jpg?v=1715696897)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO_WR_XR_web_b1a67703-1116-4d67-b510-b2685656413f_large.png?v=1709052496)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR