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FTVN Series II

The FTVN Series II is a high-efficiency, wall-hung boiler designed for reliable comfort and easy installation. Featuring a durable vertical down-fired stainless steel heat exchanger, the FTVN Series II delivers dependable performance and contractor-friendly service for residential heating applications.

Key Features

  • Integrated ECM Primary Pump
  • Up to 96% AFUE
  • Modulating Combustion Up to 10:1
EZ Set up Wizard
Easy configuration and effortless setup with NTI’s intuitive control interface. Multiple language options are available in the settings.
Wi-Fi Connectivity
NTI net gives contractors 24/7 Wi-Fi access to monitor, diagnose, and manage single or multi-boiler installations in real time. It helps resolve issues faster with remote settings adjustments, error history, proactive email alerts, and Tech Support diagnostic access.
Cascade-Ready Performance
Seamlessly connect up to 8 boilers to operate as a single, intelligent system - automatically staging units on and off to match demand, improve efficiency, extend equipment life, and provide built-in redundancy for uninterrupted heating.
TFTN Unit
TFTN Unit Screen
TFTN Unit Screen Closeup
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Find a Distributor
Find a Distributor
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Specifications

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Product comparison
FTVN085,FTVN110,FTVN150,FTVN199,FTVN110C,FTVN150C,FTVN199C
Model Code
model_code
UPC
upc
Space Heating Minimum / Maximum Input (Btu/Hr)
space_heating_min_max_input_btu_hr
Domestic Hot Water Capacity (77F Rise) in GPM
dhw_capacity_77f_rise_gpm
DOE AFUE (%)
doe_afue_percent
Heating Capacity
heating_capacity
Net ARHI Rating
net_ahri_rating
Installation type
installation_type
Weight (lbs.)
weight_lbs
Gas Connection
gas_connection
CH Connections
ch_connections
DHW Connections
dhw_connections
Flue
flue
Minimum - Maximum Exhaust Vent Run
exhaust_vent_run_min_max
Minimum - Maximum Intake Air Pipe Run
intake_air_pipe_run_min_max
Power Supply
power_supply

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Warranty

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Accessories

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/content/nti/products/accessories/galvanized-floor-stands
We are pleased to announce the availability of two low cost galvanized floor stands for…
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/content/nti/products/accessories/0-10v-4-20ma-clip-in-module
The N-Link (3-Zone Control Module) is designed to connect to TFTN series boilers, enabling the…
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/content/nti/products/accessories/TRX-FTVN-Low-Loss-Header
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