Condensing Boilers for Radiant Heating: High-Efficiency Gas & Propane Options | WH2O

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4000MBH Avenger fully
condensing stainless steel
Vertical Firetube boiler with
Honeywell SOLA controls and
25:1 turndown ratio

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4000MBH Avenger fully condensing stainless steel Vertical Firetube boiler with Honeywell SOLA controls and 25:1 turndown ratio

CAMUARN-4000

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85MBH input Fire tube
heating boiler FTVN Series II
11-1 turndown ratio Nat Gas
96%AFUE WiFi for remote
monitoring integrated ECM pump
and DWH diverter valve Power
vent Direct vent compatible
Limited Lifetime HX warranty

Condensing

85MBH input Fire tube heating boiler FTVN Series II 11-1 turndown ratio Nat Gas 96%AFUE WiFi for remote monitoring integrated ECM pump and DWH diverter valve Power vent Direct vent compatible Limited Lifetime HX warranty

NTIFTVN085-S2

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110MBH input Fire tube heating boiler FTVN Series II 11-1 turndown ratio Nat Gas 96%AFUE WiFi for remote monitoring integrated ECM pump and DWH diverter valve Power vent Direct vent compatible Limited Lifetime HX warranty

NTIFTVN110-S2

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NTI FTVN110C-S2 Series II combi boiler, 110 MBH input (CH & DHW), NG, 95% AFUE, 10:1 turndown, 5.8 GPM DHW @ 35°F rise, built-in ECM pump, NTI Net WiFi, 2"/3" PVC/CPVC/PP vent, 5-yr parts / limited lifetime HX warranty

NTIFTVN110C-S2

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150MBH input Fire tube heating boiler FTVN Series II 11-1 turndown ratio Nat Gas 96%AFUE WiFi for remote monitoring integrated ECM pump and DWH diverter valve Power vent Direct vent compatible Limited Lifetime HX warranty

NTIFTVN150-S2

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NTI FTVN150C-S2 Series II combi boiler, 150 MBH input (CH & DHW), NG, 95% AFUE, 10:1 turndown, 7.9 GPM DHW @ 35°F rise, built-in ECM pump, NTI Net WiFi, 2"/3" PVC/CPVC/PP vent, 5-yr parts / limited lifetime HX warranty

NTIFTVN150C-S2

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199MBH input Fire tube heating boiler FTVN Series II 11-1 turndown ratio Nat Gas 96%AFUE WiFi for remote monitoring integrated ECM pump and DWH diverter valve Power vent Direct vent compatible Limited Lifetime HX warranty

NTIFTVN199-S2

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NTI FTVN199C-S2 Series II combi boiler, 199 MBH input (CH & DHW), NG, 95% AFUE, 10:1 turndown, 10.5 GPM DHW @ 35°F rise, built-in ECM pump, NTI Net WiFi, 2"/3" PVC/CPVC/PP vent, 5-yr parts / limited lifetime HX warranty

NTIFTVN199C-S2

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110MBH TFTN Firetube Boiler 10:1 Turndown, Nat Gas, 95% AFUE, WiFi Monitoring, EZ Setup Wizard, Remote Diagnostics Full-Color Display, Top/Bottom Plumbing, Low Water Cutoff, 120V Outlet, 3+DHW Zones (Expandable), 107 lbs, 1.4 Gal Water, 1-1/4" NPT Water, 3/4" Gas, 2"/3" Vent, 17-1/4"D x 19-7/8"W x 34-1/8"H (LIMITED LIFETIME WARRANTY)

NTITFTN110

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150MBH TFTN Firetube Boiler 10:1 Turndown, Nat Gas, 95% AFUE, WiFi Monitoring, EZ Setup Wizard , Remote Diagnostics Full-Color Display, Top/Bottom Plumbing, Low Water Cutoff, 120V Outlet, 3+DHW Zones (Expandable), 122 lbs, 2 Gal Water, 1-1/4" NPT Water, 3/4" Gas, 2"/3" Vent, 18-3/4"D x 19-7/8"W x 34-1/8"H (LIMITED LIFETIME WARRANTY)

NTITFTN150

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199MBH TFTN Firetube Boiler 10:1 Turndown, Nat Gas, 95% AFUE, WiFi Monitoring, EZ Setup Wizard, Remote Diagnostics Full-Color Display, Top/Bottom Plumbing, Low Water Cutoff, 120V Outlet, 3+DHW Zones (Expandable), 140 lbs, 2.8 Gal Water, 1-1/4" NPT Water, 3/4" Gas, 2"/3" Vent, 18-3/4"D x 19-7/8"W x 34-1/8"H (LIMITED LIFETIME WARRANTY)

NTITFTN199

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285MBH TFTN Firetube Boiler 10:1 Turndown, Nat Gas, 95% AFUE, WiFi Monitoring, EZ Setup Wizard , Remote Diagnostics Full-Color Display, Top/Bottom Plumbing, Low Water Cutoff, 120V Outlet , 3+DHW Zones (Expandable), 180 lbs, 4.9 Gal Water, 1-1/4" NPT Water, 3/4" Gas, 3" Vent, 18-3/8"D x 21-3/8"W x 34-1/8"H (LIMITED LIFETIME WARRANTY)

NTITFTN285

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110MBH input Fire tube
heating boiler FTVN Series II
11-1 turndown ratio Nat Gas
96%AFUE WiFi for remote
monitoring integrated ECM pump
and DWH diverter valve Power
vent Direct vent compatible
Limited Lifetime HX warranty

NTI FTVN110C-S2 Series II combi boiler, 110 MBH input (CH & DHW), NG, 95% AFUE, 10:1 turndown, 5.8 GPM DHW @ 35°F rise, built-in ECM pump, NTI Net WiFi, 2"/3" PVC/CPVC/PP vent, 5-yr parts / limited lifetime HX warranty

150MBH input Fire tube
heating boiler FTVN Series II
11-1 turndown ratio Nat Gas
96%AFUE WiFi for remote
monitoring integrated ECM pump
and DWH diverter valve Power
vent Direct vent compatible
Limited Lifetime HX warranty

NTI FTVN150C-S2 Series II combi boiler, 150 MBH input (CH & DHW), NG, 95% AFUE, 10:1 turndown, 7.9 GPM DHW @ 35°F rise, built-in ECM pump, NTI Net WiFi, 2"/3" PVC/CPVC/PP vent, 5-yr parts / limited lifetime HX warranty

199MBH input Fire tube
heating boiler FTVN Series II
11-1 turndown ratio Nat Gas
96%AFUE WiFi for remote
monitoring integrated ECM pump
and DWH diverter valve Power
vent Direct vent compatible
Limited Lifetime HX warranty

NTI FTVN199C-S2 Series II combi boiler, 199 MBH input (CH & DHW), NG, 95% AFUE, 10:1 turndown, 10.5 GPM DHW @ 35°F rise, built-in ECM pump, NTI Net WiFi, 2"/3" PVC/CPVC/PP vent, 5-yr parts / limited lifetime HX warranty

110MBH TFTN Firetube
Boiler 10:1 Turndown, Nat Gas,
95% AFUE, WiFi
Monitoring, EZ
Setup Wizard, Remote
Diagnostics Full-Color
Display, Top/Bottom Plumbing,
Low Water Cutoff, 120V
Outlet, 3+DHW Zones
(Expandable), 107 lbs, 1.4
Gal Water, 1-1/4" NPT Water,
3/4" Gas, 2"/3" Vent, 17-1/4"D
x 19-7/8"W x 34-1/8"H (LIMITED
LIFETIME WARRANTY)

150MBH TFTN Firetube
Boiler 10:1 Turndown, Nat Gas,
95% AFUE, WiFi
Monitoring, EZ Setup Wizard ,
Remote Diagnostics Full-Color
Display, Top/Bottom Plumbing,
Low Water Cutoff, 120V
Outlet, 3+DHW Zones
(Expandable), 122 lbs, 2 Gal
Water, 1-1/4" NPT Water, 3/4"
Gas, 2"/3" Vent, 18-3/4"D
x 19-7/8"W x 34-1/8"H (LIMITED
LIFETIME WARRANTY)

199MBH TFTN Firetube
Boiler 10:1 Turndown, Nat Gas,
95% AFUE, WiFi
Monitoring, EZ Setup Wizard,
Remote Diagnostics Full-Color
Display, Top/Bottom Plumbing,
Low Water Cutoff, 120V
Outlet, 3+DHW Zones
(Expandable), 140 lbs, 2.8
Gal Water, 1-1/4" NPT Water,
3/4" Gas, 2"/3" Vent, 18-3/4"D
x 19-7/8"W x 34-1/8"H (LIMITED
LIFETIME WARRANTY)

285MBH TFTN Firetube
Boiler 10:1 Turndown, Nat Gas,
95% AFUE, WiFi
Monitoring, EZ Setup Wizard ,
Remote Diagnostics Full-Color
Display, Top/Bottom Plumbing,
Low Water Cutoff, 120V
Outlet , 3+DHW Zones
(Expandable), 180 lbs, 4.9
Gal Water, 1-1/4" NPT Water,
3/4" Gas, 3" Vent, 18-3/8"D
x 21-3/8"W x 34-1/8"H (LIMITED
LIFETIME WARRANTY)

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