PB Heat's Peerless line — a cast-iron mainstay with modern condensing options
PB Heat manufactures the Peerless line of gas boilers and is one of the best-known cast-iron boiler brands in North America. The current range covers stainless-steel PUREFIRE condensing boilers and the PBC combi alongside an extensive family of cast-iron hot-water and steam boilers. Peerless cast-iron sections are valued by contractors for their longevity in both water and steam systems.
4 series · 13 individual models. Click any series for full specs, pricing, and installation details.
Stainless-steel condensing boiler up to 95% AFUE
The PUREFIRE is Peerless's direct-vent stainless-steel condensing boiler for residential and light-commercial heating. Residential sizes run from 50 to 140 MBH input with high AFUE ratings, sealed combustion, and cascade capability for larger loads.
Efficiency
Up to 95% AFUE
BTU Range
50,000 - 140,000 BTU
Models
4
95% AFUE condensing combi with up to 5.2 GPM hot water
The Series PBC is Peerless's gas-fired condensing combi boiler that supplies both space heating and domestic hot water from a single wall-mounted unit. It offers a 95% AFUE rating, 10:1 turndown, and up to 5.2 GPM of hot water across three sizes.
Efficiency
Up to 95% AFUE
BTU Range
80,000 - 120,000 BTU
Models
3
Natural-draft cast-iron hot-water boiler
The Series MI family is Peerless's natural-draft cast-iron hot-water boiler, available in a wide range of sizes for residential and light-commercial use. Its rugged cast-iron sections make it a durable, serviceable choice for chimney-vented systems.
Efficiency
Up to 85% AFUE
BTU Range
70,000 - 280,000 BTU
Models
3
Natural-draft cast-iron steam boiler
The Series 63 is Peerless's cast-iron steam boiler for residential and light-commercial steam systems. It is a natural-draft, gas-fired design built around durable cast-iron sections for reliable steam heating.
Efficiency
Up to 82% AFUE
BTU Range
88,500 - 287,500 BTU
Models
3
Permit pulled, full commissioning, warranty registration.
Diagnose error codes, faults, and failures across all models.
Annual service keeps warranty valid and efficiency high.
Same-day no-heat, leak, gas-smell & CO-alarm response.
We service Peerless (PB Heat) boilers in every Greater Vancouver community. Same-day response in our core service area.
Real 5-star Google reviews from CANRO Boiler Service & Repair customers across Greater Vancouver.
Nikita Bhatia
Joe and Allan are a great team. They gave me the right advice and helped me make a good decision with my heating system. Professional, knowledgeable, and a genuine pleasure to deal with from start to finish.
William
Canro boiler services were genuine life savers. I was stuck without heat overnight and they came by and got my boiler running again. Fast, professional, and genuinely caring about their customers. Could not recommend them more highly.
Arlene Colasurdo
Five stars for Canro Boiler Service and Repair. We needed a replacement of a 30-year-old boiler. A new high-efficiency unit was installed professionally and efficiently. The difference in heating performance and cost savings has been remarkable.
Same-day repair · Free install quotes · Licensed BC gas-fitters