Eccotemp FVI12 Indoor 4.0 GPM Liquid Propane Tankless Water Heater Horizontal Bundle

  • $489.00
    Unit price per 

Get Net 30 Credit Terms - 0% Interest. Apply Now Net 60 Credit Terms Icon

This bundle includes the FVI12-LP Tankless Water Heater, 2.5" to 3" Stainless Steel Adapter, and the 3" Horizontal Vent Kit.

The Eccotemp FVI12-LP is a Liquid Propane-fired, Indoor Tankless Water Heater designed for small to medium hot water production where you need more than one hot water application at the same time. This model is perfect for vacation cabins, cottages, and smaller homes. The Eccotemp FVI12 offers a 45-degree Fahrenheit temperature rise when operating at 4 Gallons Per Minute maximum flow capacity and a 77-degree Fahrenheit temperature rise at 2.3 Gallons Per Minute. Included in the bundle is a Horizontal Stainless Steel Vent Kit, ready to install.  The Eccotemp FVI12-LP's 120-volt UL listed power cord powers the internal exhaust fan and digital display and only pulls about 2 watts idle and 1.07 Amps during operation, making it ideal when energy conservation is paramount.


Product Features:

  • Sleek modern design
  • Digital temperature display
  • True 1/2" NPT water fittings
  • Manual water temperature controls
  • Liquid Propane Powered
  • 4 GPM flow capacity
  • Power ventilation for safety, efficiency, and venting options
  • Tested-Safe Electronic ignition system
  • Fully independent gas and water controls
  • Precise temperature and water flow adjustment
  • Uses gas only when hot water is on
  • Requires standard household 120-volt electric outlet
  • UL listed electrical components
  • Energy factor: 79%
  • Maximum / Minimum gas rate: 25,000 to 74,500 BTUs


What’s Included:

  • 3” Stainless Steel Horizontal Vent Kit
  • 110-volt UL Listed Power Cord
  • 2.5”-3” Stainless Steel Adapter
  • Hardware Pack
  • Instruction Manual
  • 2-Year Limited Warranty


2.5 to 3" Stainless steel adapter

This stainless steel adapter can be used with the Eccotemp FVI12 series taking it from a 2.5" to a standard 3" vent system. Total length is 6". Note, you may need to purchase a straight pipe piece with a backflow preventer to ensure that freezing air does not come back through the vent pipe.

Eccotemp Horizontal Vent Kit 3"

This 3" single walled Horizontal, Stainless Steel Z-Vent, Wall Hung, Water Heater Vent Kit for Eccotemp 40HI-LP and 40HI-NG (indoor) models  is supplied with all the necessary components for a quick and seamless installation.  It includes the following pieces:

  • (1) Termination Hood with Backflow Preventer
  • (1) 3" x 90 Degree Elbow
  • (1) 3" x 1' Pipe
  • (1) 3" Wall Thimble
  • (1) 3" Appliance Adapter

Made of AL-294C stainless steel.  This is Category II/III and UL approved.

The Eccotemp FVI12 has been tested for use at elevations up to 2000 feet. Installation and use of the Eccotemp FVI12 above 2000 feet may effect overall product efficiency and performance. Installation and use of the Eccotemp FVI12 above 5000 feet is not recommended.

IMPORTANT NOTE: Cannot be used for HYDRONIC SYSTEM, RECIRCULATING, or FLOOR HEATING nor be used with a bilge pump.

Please Note: Failure to clean and descale your water heater quarterly can result in lime and sediment build up within the heater, which can void your warranty! We recommend using our Eccotemp EZ-Flush System Descaler Kit to ensure a clean, energy efficient, long lasting heater!