Lochinvar Boiler Buying Guide

Choosing a boiler is a 15-plus-year decision, so it pays to understand what a brand actually offers. Lochinvar is a Tennessee-based manufacturer of high-efficiency gas boilers and water heaters, widely specified across North America for residential and commercial hydronic systems. Its condensing lineup pairs stainless-steel fire-tube heat exchangers with the SMART SYSTEM operating control and CON·X·US remote connectivity. The brand is known for strong turndown, ECM pump technology, and serviceable wall- and floor-mount designs. This guide breaks down the Lochinvar lineup, who each model suits, and what to budget — neutrally, so you can decide with confidence.

Is Lochinvar right for you?

Lochinvar (United States) is a well-established choice in Greater Vancouver homes. American-built condensing boilers with smart controls. It tends to suit homeowners who want stainless-steel fire-tube heat exchangers across the residential and commercial range and a proven, widely-serviceable brand with good parts availability in BC.

The Lochinvar lineup

Here are the Lochinvar series we install and service across Greater Vancouver:

  • KNIGHT Fire Tube (WHB/KHB) (heating only): Up to 95% AFUE, 55,000 – 399,000 BTU/hr — best for whole-home hydronic heating.
  • NOBLE Combi (NKC) (combi): Up to 95% AFUE, 110,000 – 199,000 BTU/hr — best for homes without a separate water heater.
  • FTXL Fire Tube (Commercial) (commercial): Up to 98% thermal efficiency, 399,000 – 999,000 BTU/hr — best for light-commercial and multi-unit buildings.

Lochinvar strengths

  • Stainless-steel fire-tube heat exchangers across the residential and commercial range
  • SMART SYSTEM / SMART TOUCH controls with CON·X·US remote connectivity
  • ECM variable-speed pumps standard on KNIGHT residential boilers
  • Up to 10:1 turndown for tight modulation and quiet operation
  • ENERGY STAR certified condensing models with 95% AFUE
  • Commercial FTXL line reaches up to 98% thermal efficiency

What to budget

Lochinvar installations start from around $6,500, depending on the model, your existing system, venting, gas supply and any upgrades needed. We provide upfront written quotes after assessing your home — and check gas-line sizing so there are no surprises mid-job.

Lochinvar buying guide — FAQ

Are Lochinvar boilers good?

Lochinvar is a reputable, widely-installed brand in Greater Vancouver with strong efficiency and good parts availability. As with any boiler, real-world reliability comes down to correct sizing, a quality installation and annual servicing.

How much does a Lochinvar boiler cost to install?

Lochinvar installs start from around $6,500 and vary with the model, your existing system, venting and any gas or electrical upgrades. The accurate figure comes from an on-site assessment and a written quote.

Need Lochinvar boiler help in Greater Vancouver?

Licensed, Red Seal–certified gas technicians. Upfront pricing, same-day service available.

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