NTI Boilers

VMAX Gas Boiler

Max Input: 110,000 BTU/H Available in a Plus version with built-in indirect water heater.

Built-in loop and pump
Field Convertible gas system
Universal vent connections
6.5:1 Turndown ratio
Cascading capable


The Vmax uses a stainless steel down-fired heat exchanger which ensures a long product life and an enduring source of home comfort. The fire tube heat exchanger optimizes heat transfer, which maximizes efficiencies.

Maximum VALUE

The Vmax includes a built-in primary loop, circulator and high-energy spark ignition as standard features. The Vmax is competitively priced, which makes it unmatched in the industry.


The Vmax features universal flue connections and is easily converted from natural gas to propane. The Vmax is available in a PLUS version and is engineered to make installation, setup and service easy.

To get a free consultation or estimate call today (613) 838-9989

Ask us anything...

10 + 15 =