Peerless (PB Heat) Series MI Cast Iron
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Series MI Cast Iron Overview
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.
Up to 85% AFUE
Efficiency
70,000 - 280,000 BTU
Max BTU
Up to 12 years
Warranty
Key Features
Best for
Series MI Cast Iron Model Lineup
Click to call for sizing help — we calculate heat-loss before recommending a model.
| Model | BTU Range | Efficiency | Best For |
|---|---|---|---|
| Series MI (small) | 70,000 BTU | Up to 85% AFUE | Small homes |
| Series MI (mid) | 140,000 BTU | Up to 85% AFUE | Mid-size homes |
| Series MI (large) | 280,000 BTU | Up to 85% AFUE | Large homes and light commercial |
Services we provide on the Series MI Cast Iron
All work done by licensed BC gas-fitters — TSBC-certified.
Series MI Cast Iron Installation
Permit, sizing, venting, gas, commissioning.
From $5,500
Series MI Cast Iron Repair
Error code diagnosis, parts, full repair.
From $189
Series MI Cast Iron Maintenance
Annual tune-up — required for warranty.
From $169
Emergency Service
Same-day & after-hours no-heat, leak, CO, gas-smell response.
Call 604-359-1081
Series MI Cast Iron Replacement
Upgrade an older unit. Rebate-eligible.
From $5,500
Warranty Service
Authorized warranty repairs for Peerless (PB Heat).
Warranty-covered
Peerless (PB Heat) Series MI Cast Iron service across Greater Vancouver
Service the Series MI Cast Iron in every major Greater Vancouver city.
Book Peerless (PB Heat) Series MI Cast Iron service today
Same-day repair available · Free installation quotes · Licensed gas-fitters