The Evolution of Home Heating! Celebrating 53 Years! Winner of the 2019 APR Most Innovative Award!

We are NTI boilers. Our family operated business manufactures only top quality modulating condensing boilers. Acknowledged as a leader in research and development, NTI is a pioneer in developing the most advanced and efficient home heating equipment.

Over 50 years of Innovation, Value and Commitment to our customers! Daily proving our motto: Products you need, from people that care!

Brands: Trinity Tx, Trinity TFT, Trinity LX, Trinity LX-WH, Vmax, Vmax-plus, FTG, GF200, FTV, Trin & Stor & Compact and the all new WiFi enabled TRX & FTVN!


Steve Wieland

Mid-Atlantic Regional Sales Manager

Steve “wheels” Wieland is the Mid-Atlantic Sales Manager for NTI Boilers, Inc. since 2011. He has been teaching contractors and engineers how to install and repair hydronic heating, radiant heat and snowmelt systems since 1985. He is a registered master plumber, past wholesaler and a former manufactures rep. Steve holds numerous teaching certificates from many major heating equipment manufactures. His field experience shows in his humorous stories especially when he is asked to answer questions and help solve problems from anywhere around the globe. He also brews great beer and is an all around great guy!

Jason Mangos

NTI National Trainer

Jason is the National Trainer for NTI Boilers. He loves to travel in the NTI Live Fire van and go deep and technical in all things condensing! Jason has worked for a manufactures rep and another boiler company or two. Jason has no idea why it took so long to find the perfect boiler company to work for. Meet Jason and see immediately that he loves his job!

Duane Withers

Coredron, LLC

Duane has been in the hydronic heating world most of his life. He handles NTI Boilers in the western region. Duane loves NTI and golf, currently is a 3 handicap.

Nick Ciasullo

R.D.Bitzer, Inc

Nick covers the eastern divisions of APR representing NTI, B&G, Boiler Mag and many others. He loves NTI and old cars and is undecided if a car really needs air conditioning or not. Nick is also a drummer for a Devo cover band.



On board NTI-net WiFi Control

Extratech innovative stainless steel heat exchanger

Internal ECM Taco circulator on ALL models

Vents 2″ up to 100 feet, 3″ up to 150 feet


Click on the items below to open and download.

NTI Catalog

FTG Series Brochure

FTV Brochure

NEW! FTVN Series

Trinity LX Series Brochure

LX WH Series Brochure

TRX Series Handout

GF-200 Brochure

TFT Brochure

Vmax Brochure