Peerless (PB Heat) Series MI Cast Iron
Natural-draft cast-iron hot-water boiler · ~$5,500–$7,700 installed · Up to 85% AFUE · 604-359-1081
We supply & install — we do not sell equipment on its own. Every GasBoilers.ca price includes professional installation by Red Seal–certified BC gas-fitters, permit, and commissioning.
604-359-1081 — exact installed quoteThe 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
Output
70,000 - 280,000 BTU
Warranty
Up to 12 years
Type
Cast-iron
Features
- Heavy cast-iron sections for long life
- Natural-draft design for conventional chimney
- Multiple variants (MI, MI-e, MI-x) for different controls
- Wide capacity range
- Natural gas or LP capable
- Compatible with indirect water heaters
- Field-serviceable, replaceable sections
- Proven hydronic performance
Best For
- Chimney-vented cast-iron replacements
- Homes prioritizing durability over peak efficiency
- Multi-zone hydronic systems
Series MI Cast Iron Models
Peerless (PB Heat) Series MI (small)
70,000 BTU BTU · Up to 85% AFUE · Small homes
Peerless (PB Heat) Series MI (mid)
140,000 BTU BTU · Up to 85% AFUE · Mid-size homes
Peerless (PB Heat) Series MI (large)
280,000 BTU BTU · Up to 85% AFUE · Large homes and light commercial
What the Installed Price Includes
Approximate installed price — every home is different. Final cost depends on your existing system, venting, gas line, and a heat-loss calculation. Call 604-359-1081 for an exact quote.
More on the Peerless (PB Heat) Series MI Cast Iron
Get an exact Peerless (PB Heat) Series MI Cast Iron quote
604-359-1081 · We supply & install — approximate prices shown, call for your exact number.