Hot water, sorted. Water heaters explained properly, then repaired, replaced or installed by licensed technicians.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

75 US gal (284 L)

Input

40,000 BTU/h

The Bradford White RG240T6N is a 40 US gallon (151 L) atmospheric-vent natural gas storage water heater with a 40,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.64, sold in Canada through wholesale channels. It is the like-for-like replacement for most 40-gallon gas tanks in older Metro Vancouver homes.

Nominal capacity

30 US gal (25 Imp. gal, 114 L)

First-hour delivery

60 US gal (227 L)

Input

32,000 BTU/h

The Bradford White RG230T6N is a 30 US gallon (114 L) atmospheric-vent natural gas storage water heater with a 32,000 BTU/h input, 60 US gallon first-hour rating and UEF 0.60, sold in Canada through wholesale channels. It is a compact choice for small houses, suites and laneway homes on a gas supply.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

69 US gal (261 L)

Input

40,000 BTU/h

The Bradford White RG240S6N is a 40 US gallon (151 L) short-form atmospheric-vent natural gas storage water heater with a 40,000 BTU/h input, 69 US gallon first-hour rating and UEF 0.58, sold in Canada through wholesale channels. It fits where ceiling height rules out a tall 40-gallon tank.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

81 US gal (307 L)

Input

40,000 BTU/h

The Bradford White RG250T6N is a 50 US gallon (189 L) atmospheric-vent natural gas storage water heater with a 40,000 BTU/h input, 81 US gallon first-hour rating and UEF 0.63, sold in Canada through wholesale channels. It is the most common size for four-person Metro Vancouver homes replacing an existing gas tank.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

75 US gal (284 L)

Input

50,000 BTU/h

The Bradford White RG250S6N is a 50 US gallon (189 L) atmospheric-vent natural gas storage water heater with a high 50,000 BTU/h input, 75 US gallon first-hour rating, 204 L/h recovery and UEF 0.63, sold in Canada through wholesale channels. It recovers faster than any other Defender atmospheric tank.

Nominal capacity

30 US gal (25 Imp. gal, 114 L)

First-hour delivery

49 US gal (185 L)

Input

30,000 BTU/h

The Bradford White RG230S6N is a 30 US gallon (114 L) short-form atmospheric-vent natural gas storage water heater with a 30,000 BTU/h input, 49 US gallon first-hour rating and UEF 0.54, sold in Canada through wholesale channels. It fits under low ceilings where even a tall 30-gallon tank will not.

Nominal capacity

30 US gal (25 Imp. gal, 114 L)

First-hour delivery

46 US gal (174 L)

Input

27,000 BTU/h

The Bradford White RG130T6N is a 30 US gallon (114 L) atmospheric-vent natural gas storage water heater with a 27,000 BTU/h input, 46 US gallon first-hour rating and UEF 0.54, sold in Canada through wholesale channels. Its 16 in (406 mm) jacket fits narrow utility spaces.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

64 US gal (242 L)

Input

34,000 BTU/h

The Bradford White RG140T6N is a 40 US gallon (151 L) atmospheric-vent natural gas storage water heater with a 34,000 BTU/h input, 64 US gallon first-hour rating and UEF 0.59, sold in Canada through wholesale channels. It is the low-input 40-gallon alternative to the RG240T6N.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

75 US gal (284 L)

Input

34,000 BTU/h

The Bradford White RG150T6N is a 50 US gallon (189 L) atmospheric-vent natural gas storage water heater with a 34,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.63, sold in Canada through wholesale channels. It is the low-input 50-gallon alternative to the RG250T6N.

Nominal capacity

48 US gal (40 Imp. gal, 182 L)

First-hour delivery

77 US gal (291 L)

Input

40,000 BTU/h

The Bradford White RG250L6N is a 48 US gallon (182 L) lowboy atmospheric-vent natural gas storage water heater with a 40,000 BTU/h input, 77 US gallon first-hour rating and UEF 0.63, sold in Canada through wholesale channels. The low, wide form fits under basement stairs and low joists.

Nominal capacity

60 US gal (50 Imp. gal, 227 L)

First-hour delivery

81 US gal (307 L)

Input

40,000 BTU/h

The Bradford White RG260T6N is a 60 US gallon (227 L) atmospheric-vent natural gas storage water heater with a 40,000 BTU/h input, 81 US gallon first-hour rating and a legacy Energy Factor of 0.62, sold in Canada through wholesale channels. It is the largest tank in the Defender atmospheric line.

Nominal capacity

48 US gal (40 Imp. gal, 182 L)

First-hour delivery

106 US gal (401 L)

Input

65,000 BTU/h

The Bradford White RG250H6N is a 48 US gallon (182 L) atmospheric-vent natural gas storage water heater with a 65,000 BTU/h input, 106 US gallon first-hour rating and UEF 0.63, sold in Canada through wholesale channels. It is the only high-input model that carries the Defender FVIR safety system.

Nominal capacity

55 US gal (46 Imp. gal, 208 L)

First-hour delivery

117 US gal (443 L)

Input

78,000 BTU/h

The Bradford White RG255H6N is a 55 US gallon (208 L) atmospheric-vent natural gas storage water heater with a 78,000 BTU/h input, 117 US gallon first-hour rating and UEF 0.61, sold in Canada through wholesale channels. An ASSE-approved mixing valve ships with the model.

Nominal capacity

75 US gal (63 Imp. gal, 284 L)

First-hour delivery

135 US gal (511 L)

Input

76,000 BTU/h

The Bradford White RG275H6N is a 75 US gallon (284 L) atmospheric-vent natural gas storage water heater with a 76,000 BTU/h input, 135 US gallon first-hour rating and UEF 0.59, sold in Canada through wholesale channels. It is the largest residential atmospheric tank that still fits a 26 in jacket.

Nominal capacity

100 US gal (83 Imp. gal, 379 L)

First-hour delivery

157 US gal (594 L)

Input

80,000 BTU/h

The Bradford White RG2100H6N is a 100 US gallon (379 L) atmospheric-vent natural gas storage water heater with an 80,000 BTU/h input, 157 US gallon first-hour rating and UEF 0.57, sold in Canada through wholesale channels. It is the largest tank in Bradford White's Canadian residential gas range.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

75 US gal (284 L)

Input

40,000 BTU/h

The Bradford White RG2PV40S6N19 is a 40 US gallon (151 L) through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.72, sold in Canada under the current 19-suffix model numbers. It needs no chimney.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

78 US gal (295 L)

Input

40,000 BTU/h

The Bradford White RG2PV50S6N19 is a 50 US gallon (189 L) through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 78 US gallon first-hour rating and UEF 0.72, sold in Canada under the current 19-suffix model numbers. It needs no chimney.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

78 US gal (295 L)

Input

40,000 BTU/h

The Bradford White RG2PV40T6N19 is a 40 US gallon (151 L) tall through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 78 US gallon first-hour rating and UEF 0.72, sold in Canada under the current 19-suffix model numbers. Its 20 in jacket fits narrow spaces.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

75 US gal (284 L)

Input

40,000 BTU/h

The Bradford White RG2PV50T6N19 is a 50 US gallon (189 L) tall through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.72, sold in Canada under the current 19-suffix model numbers. It is the standard 50-gallon answer for homes without a chimney.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

62 US gal (235 L)

Input

38,000 BTU/h

The Bradford White RG2DV40S6N is a 40 US gallon (151 L) direct vent natural gas storage water heater with a 38,000 BTU/h input, 62 US gallon first-hour rating and UEF 0.60, sold in Canada through wholesale channels. Its sealed co-axial vent needs no chimney and no electricity.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

77 US gal (292 L)

Input

42,000 BTU/h

The Bradford White RG2DV50S6N is a 50 US gallon (189 L) direct vent natural gas storage water heater with a 42,000 BTU/h input, 77 US gallon first-hour rating and UEF 0.64, sold in Canada through wholesale channels. Its sealed co-axial vent needs no chimney and no electricity.

Nominal capacity

48 US gal (40 Imp. gal, 182 L)

First-hour delivery

96 US gal (364 L)

Input

50,000 BTU/h

The Bradford White RG2DV50H6N is a 48 US gallon (182 L) high-input direct vent natural gas storage water heater with a 50,000 BTU/h input, 96 US gallon first-hour rating and UEF 0.64, sold in Canada through wholesale channels. It is the highest-delivery model in the direct vent line.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

75 US gal (284 L)

Input

40,000 BTU/h

The Bradford White RG2PDV40S6N is a 40 US gallon (151 L) power direct vent natural gas storage water heater with a 40,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.70, sold in Canada through wholesale channels. Twin-pipe closed combustion suits tightly sealed rooms with no chimney.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

80 US gal (303 L)

Input

40,000 BTU/h

The Bradford White RG2PDV50S6N is a 50 US gallon (189 L) power direct vent natural gas storage water heater with a 40,000 BTU/h input, 80 US gallon first-hour rating and UEF 0.68, sold in Canada through wholesale channels. Twin-pipe closed combustion suits tightly sealed rooms with no chimney.

Nominal capacity

48 US gal (40 Imp. gal, 182 L)

First-hour delivery

103 US gal (390 L)

Input

60,000 BTU/h

The Bradford White RG2PDV50H6N is a 48 US gallon (182 L) high-input power direct vent natural gas storage water heater with a 60,000 BTU/h input, 103 US gallon first-hour rating and UEF 0.68, sold in Canada through wholesale channels. It adds space-heating connections to the Defender twin-pipe family.

Nominal capacity

75 US gal (62 Imp. gal, 284 L)

First-hour delivery

134 US gal (508 L)

Input

80,000 BTU/h

The Bradford White RG2PDV75H6N is a 75 US gallon (284 L) high-input power direct vent natural gas storage water heater with an 80,000 BTU/h input, 134 US gallon first-hour rating and UEF 0.69, sold in Canada through wholesale channels. It is the largest Defender tank in the closed-combustion family.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

75 US gal (284 L)

Input

40,000 BTU/h

The Bradford White RG1PV40S6N19 is a 40 US gallon (151 L) through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.68, sold in Canada under the current 19-suffix model numbers. It is the first-generation Defender power vent in a 20 in jacket.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

78 US gal (295 L)

Input

40,000 BTU/h

The Bradford White RG1PV50S6N19 is a 50 US gallon (189 L) through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 78 US gallon first-hour rating and UEF 0.69, sold in Canada under the current 19-suffix model numbers. It is the first-generation Defender power vent in a 50-gallon short form.

Nominal capacity

60 US gal (51 Imp. gal, 227 L)

First-hour delivery

76 US gal (288 L)

Input

40,000 BTU/h

The Bradford White RG2PV60T6N19 is a 60 US gallon (227 L) through-the-wall power vent natural gas storage water heater with a 40,000 BTU/h input, 76 US gallon first-hour rating and UEF 0.70, sold in Canada under the current 19-suffix model numbers. It is the largest standard-input power vent tank in the line.

Nominal capacity

48 US gal (42 Imp. gal, 182 L)

First-hour delivery

116 US gal (440 L)

Input

65,000 BTU/h

The Bradford White RG2PV50H6N19 is a 48 US gallon (182 L) high-input through-the-wall power vent natural gas storage water heater with a 65,000 BTU/h input, 116 US gallon first-hour rating and UEF 0.68, sold in Canada under the current 19-suffix model numbers. It adds space-heating connections to the Defender power vent family.

Nominal capacity

75 US gal (62 Imp. gal, 284 L)

First-hour delivery

121 US gal (459 L)

Input

76,000 BTU/h

The Bradford White RG2PV75H6N19 is a 75 US gallon (284 L) high-input through-the-wall power vent natural gas storage water heater with a 76,000 BTU/h input, 121 US gallon first-hour rating and UEF 0.69, sold in Canada under the current 19-suffix model numbers. It is the largest tank in the Defender power vent family.

Nominal capacity

55 US gal (46 Imp. gal, 208 L)

First-hour delivery

116 US gal (440 L)

Input

78,000 BTU/h

The Bradford White RG1PV55H6N19 is a 55 US gallon (208 L) high-input through-the-wall power vent natural gas storage water heater with a 78,000 BTU/h input, 116 US gallon first-hour rating and UEF 0.68, sold in Canada under the current 19-suffix model numbers. It ships with an ASSE mixing valve and two anodes.

Nominal capacity

40 US gal (33 Imp. gal, 151 L)

First-hour delivery

75 US gal (284 L)

Input

38,000 BTU/h

The Bradford White RG2F40S6N is a 40 US gallon (151 L) fan-assist atmospheric-vent natural gas storage water heater with a 38,000 BTU/h input, 75 US gallon first-hour rating and UEF 0.70, sold in Canada through wholesale channels. A blower helps a marginal chimney draft.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

76 US gal (288 L)

Input

38,000 BTU/h

The Bradford White RG2F50S6N is a 50 US gallon (189 L) fan-assist atmospheric-vent natural gas storage water heater with a 38,000 BTU/h input, 76 US gallon first-hour rating and UEF 0.68, sold in Canada through wholesale channels. A blower helps a marginal chimney draft.

Nominal capacity

40 US gal (151 L)

First-hour delivery

62 US gal (235 L)

Input

38,000 BTU/h

The Bradford White RG2D40S6N is a 40 US gallon (151 L) damper atmospheric-vent natural gas storage water heater with a 38,000 BTU/h input, 62 US gallon first-hour rating and UEF 0.64, sold in Canada through wholesale channels. An automatic flue damper closes during standby to cut heat loss up the chimney.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

81 US gal (307 L)

Input

40,000 BTU/h

The Bradford White RG2D50S6N is a 50 US gallon (189 L) damper atmospheric-vent natural gas storage water heater with a 40,000 BTU/h input, 81 US gallon first-hour rating and UEF 0.68, sold in Canada through wholesale channels. An automatic flue damper closes during standby to cut heat loss up the chimney.

Nominal capacity

38 US gal (32 Imp. gal, 144 L)

First-hour delivery

55 US gal (208 L)

Efficiency

—

The Bradford White RE240S6 is a 38 US gallon (144 L) short-form electric storage water heater with two 4,500 W elements, a 55 US gallon first-hour rating and a 61 W standby-loss rating, sold in Canada through wholesale channels. It needs no venting or gas line.

Nominal capacity

47 US gal (39 Imp. gal, 178 L)

First-hour delivery

59 US gal (223 L)

Efficiency

—

The Bradford White RE250S6 is a 47 US gallon (178 L) short-form electric storage water heater with two 4,500 W elements, a 59 US gallon first-hour rating and a 59 W standby-loss rating, sold in Canada through wholesale channels. It needs no venting or gas line.

Nominal capacity

47 US gal (39 Imp. gal, 178 L)

First-hour delivery

64 US gal (242 L)

Efficiency

—

The Bradford White RE250T6 is a 47 US gallon (178 L) tall-form electric storage water heater with two 4,500 W elements, a 64 US gallon first-hour rating and a 63 W standby-loss rating, sold in Canada through wholesale channels. Its slimmer 20 in jacket fits narrow mechanical rooms.

Nominal capacity

55 US gal (46 Imp. gal, 208 L)

First-hour delivery

75 US gal (284 L)

Efficiency

—

The Bradford White RE255T6 is a 55 US gallon (208 L) electric storage water heater with two 4,500 W elements, a 75 US gallon first-hour rating and a 66 W standby-loss rating, sold in Canada through wholesale channels. It is the largest standard upright in the family before the 65 and 80-gallon models.

Nominal capacity

50 US gal (42 Imp. gal, 189 L)

First-hour delivery

65 US gal (246 L)

Uniform Energy Factor (UEF)

3.89

The Bradford White RE2HP5010 is a 50 US gallon (189 L) AeroTherm Series G2 hybrid heat-pump water heater with a UEF of 3.89, a 65 US gallon first-hour rating and 4,000 W/3,000 W backup elements, sold in Canada through wholesale channels. It is the entry size of the Canadian G2 range.

Nominal capacity

65 US gal (54 Imp. gal, 246 L)

First-hour delivery

82 US gal (310 L)

Uniform Energy Factor (UEF)

4.2

The Bradford White RE2HP6510 is a 65 US gallon (246 L) AeroTherm Series G2 hybrid heat-pump water heater with a UEF of 4.20, an 82 US gallon first-hour rating and 4,000 W/3,000 W backup elements, sold in Canada through wholesale channels. It is the middle size of the Canadian G2 range.

Nominal capacity

80 US gal (67 Imp. gal, 303 L)

First-hour delivery

88 US gal (333 L)

Uniform Energy Factor (UEF)

4

The Bradford White RE2HP8010 is an 80 US gallon (303 L) AeroTherm Series G2 hybrid heat-pump water heater with a UEF of 4.00, an 88 US gallon first-hour rating and 4,000 W/3,000 W backup elements, sold in Canada through wholesale channels. It is the largest model of the Canadian G2 range.

Nominal capacity

29 US gal (24 Imp. gal, 110 L)

First-hour delivery

197 US gal (746 L)

Input

—

The Bradford White SW-2-30-L is a 29 US gallon (110 L) single-wall indirect water heater rated for 197 US gallons of first-hour delivery at 135 °F against a 120,000 BTU/h heat source, sold in Canada through wholesale channels. A boiler, not a burner, heats its coil.

Nominal capacity

37 US gal (31 Imp. gal, 140 L)

First-hour delivery

205 US gal (776 L)

Input

—

The Bradford White SW-2-40R-L is a 37 US gallon (140 L) single-wall indirect water heater rated for 205 US gallons of first-hour delivery at 135 °F against a 120,000 BTU/h heat source, sold in Canada through wholesale channels. A boiler, not a burner, heats its coil.

Nominal capacity

43 US gal (36 Imp. gal, 163 L)

First-hour delivery

210 US gal (795 L)

Input

—

The Bradford White SW-2-50R-L is a 43 US gallon (163 L) single-wall indirect water heater rated for 210 US gallons of first-hour delivery at 135 °F against a 120,000 BTU/h heat source, sold in Canada through wholesale channels. A boiler, not a burner, heats its coil.

Nominal capacity

57 US gal (47 Imp. gal, 216 L)

First-hour delivery

215 US gal (814 L)

Input

—

The Bradford White SW-2-65-L is a 57 US gallon (216 L) single-wall indirect water heater rated for 215 US gallons of first-hour delivery at 135 °F against a 115,000 BTU/h heat source, sold in Canada through wholesale channels. A boiler, not a burner, heats its coil.

Max input

130,000 BTU/h

Flow at unspecified rise rise

7 GPM (26 L/min)

Uniform Energy Factor (UEF)

0.91

The Rinnai RU130iN is an indoor condensing natural gas tankless water heater with a 15,000–130,000 BTU/h input, UEF 0.91 and up to 7 GPM (26 L/min) of flow at an unstated temperature rise. It is listed on rinnai.ca and is the smallest residential RU model, suited to one-bathroom homes and suites.

Max input

160,000 BTU/h

Flow at unspecified rise rise

9 GPM (34 L/min)

Uniform Energy Factor (UEF)

0.95

The Rinnai RU160iN is an indoor condensing natural gas tankless water heater with a 15,000–160,000 BTU/h input, UEF 0.95 and up to 9 GPM (34 L/min) of flow at an unstated temperature rise. It is listed on rinnai.ca and is the mid-size RU model between the RU130i and RU180i.

Max input

180,000 BTU/h

Flow at unspecified rise rise

10 GPM (38 L/min)

Uniform Energy Factor (UEF)

0.95

The Rinnai RU180iN is an indoor condensing natural gas tankless water heater with a 15,000–180,000 BTU/h input, UEF 0.95 and up to 10 GPM (38 L/min) of flow at an unstated temperature rise. It is listed on rinnai.ca and sits one step below the flagship RU199iN.

Max input

199,000 BTU/h

Flow at unspecified rise rise

11.1 GPM (42 L/min)

Uniform Energy Factor (UEF)

0.98

The Rinnai RX199iN is Rinnai's current flagship indoor condensing natural gas tankless water heater in Canada: 15,000–199,000 BTU/h, UEF 0.98, up to 11.1 GPM (42 L/min) maximum flow at an unstated rise, Wi-Fi control and ENERGY STAR marked on rinnai.ca. It is the RX successor to the RU199iN.

Max input

180,000 BTU/h

Flow at unspecified rise rise

10.0 GPM (38 L/min)

Uniform Energy Factor (UEF)

0.98

The Rinnai RX180iN is an indoor condensing natural gas tankless water heater in Rinnai's current RX flagship series: 15,000–180,000 BTU/h, UEF 0.98, up to 10.0 GPM (38 L/min) maximum flow at an unstated rise, Wi-Fi control and ENERGY STAR marked on rinnai.ca.

Max input

199,000 BTU/h

Flow at unspecified rise rise

11.1 GPM (42 L/min)

Uniform Energy Factor (UEF)

0.98

The Rinnai RXP199iN is the RX199iN with a built-in recirculation pump: 15,000–199,000 BTU/h, UEF 0.98, up to 11.1 GPM (42 L/min) maximum flow, Wi-Fi control and ENERGY STAR marked on rinnai.ca. It is Rinnai Canada's pump-included flagship.

Max input

199,900 BTU/h

Flow at 35 °F (19.4 °C) rise

11.2 GPM (42.4 L/min)

Uniform Energy Factor (UEF)

0.95

The Navien NPE-240A2 is the largest of Navien's Canadian A2 condensing tankless models: 13,300–199,900 BTU/h on natural gas or propane, UEF 0.95, and published flows of 11.2 GPM at a 35 °F rise and 5.6 GPM at a 67 °F rise. It is a wall-hung, forced-draft direct-vent unit.

Max input

180,000 BTU/h

Flow at 35 °F (19.4 °C) rise

10.1 GPM (38.2 L/min)

Uniform Energy Factor (UEF)

0.95

The Navien NPE-210A2 is the middle of Navien's Canadian A2 condensing tankless models: 12,000–180,000 BTU/h on natural gas or propane, UEF 0.95, and published flows of 10.1 GPM at a 35 °F rise and 5.1 GPM at a 67 °F rise. It is a wall-hung, forced-draft direct-vent unit.

Max input

150,000 BTU/h

Flow at 35 °F (19.4 °C) rise

8.4 GPM (31.8 L/min)

Uniform Energy Factor (UEF)

0.95

The Navien NPE-180A2 is the smallest of Navien's Canadian A2 condensing tankless models: 10,000–150,000 BTU/h on natural gas or propane, UEF 0.95, and published flows of 8.4 GPM at a 35 °F rise and 4.3 GPM at a 67 °F rise. It is a wall-hung, forced-draft direct-vent unit.

Max input

199,900 BTU/h

Flow at 35 °F (19.4 °C) rise

11.2 GPM (42.4 L/min)

Uniform Energy Factor (UEF)

0.96

The Navien NPE-240S2 is the largest of Navien's current S2 condensing tankless models: 13,300–199,900 BTU/h on natural gas or propane, UEF 0.96, and published flows of 11.2 GPM at a 35 °F rise and 5.8 GPM at a 67 °F rise.

Max input

180,000 BTU/h

Flow at 35 °F (19.4 °C) rise

10.1 GPM (38.2 L/min)

Uniform Energy Factor (UEF)

0.96

The Navien NPE-210S2 is the middle of Navien's current S2 condensing tankless models: 12,000–180,000 BTU/h on natural gas or propane, UEF 0.96, and published flows of 10.1 GPM at a 35 °F rise and 5.3 GPM at a 67 °F rise.

Max input

150,000 BTU/h

Flow at 35 °F (19.4 °C) rise

8.4 GPM (31.8 L/min)

Uniform Energy Factor (UEF)

0.96

The Navien NPE-180S2 is the smallest of Navien's current S2 condensing tankless models: 10,000–150,000 BTU/h on natural gas or propane, UEF 0.96, and published flows of 8.4 GPM at a 35 °F rise and 4.3 GPM at a 67 °F rise.

Max input

199,000 BTU/h

Flow at unspecified rise rise

11 GPM (42 L/min)

Uniform Energy Factor (UEF)

0.95

The Rinnai RU199iN is an indoor condensing natural gas tankless water heater with a 15,000–199,000 BTU/h input, UEF 0.95, 2" PVC venting and up to 11 GPM (42 L/min) of flow at an unstated temperature rise. It is listed on rinnai.ca and is the largest residential RU model, with a propane version, the RU199iP.