Peerless MI-05-SPRK-WPC-N
Peerless MI-05-SPRK-WPC-N
Hover to zoom
1 Of 5

Peerless MI-05 - 115K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent



Write a Review
Sold Out
Sorry, this product is no longer available.
Peerless MI-05 - 115K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Peerless MI-05 - 115K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-05-SPRK-WPC-N
Sold Out
How-To Articles

Recommended Accessories

eComfort expert image
Expert Recommended Accessories Selected by Bob, our Expert
Required Accessories 9
These accessories are required to properly setup/install this product.
Optional Accessories 10


    For over a century Peerless has dedicated itself to making efficient, durable boilers. The MI-05-SPRK-WPC-N is an excellent heating solution for many different applications. It is designed to be an efficient replacement boiler without breaking the bank, and it comes packaged and ready to install. This natural draft cast-iron boiler is equipped with an electric vent damper heat loss and keep your system running as efficiently as possible. The MI line also includes controls to guarantee not just efficient operation, but safe operation as well.
  • Low Profile
  • This boiler has an integral draft diverter. By including the draft diverter internally, the overall size of the unit is greatly reduced. Standing under three feet tall, the MI-05-SPRK-WPC-N is a great fit for buildings where space is a concern.
  • Deluxe Jacket
  • In addition to an electric damper, the MI line also uses an insulating and enameled steel jacket to improve heat retention. By limiting heat loss in these ways, the MI-05-SPRK-WPC-N will need less energy to keep you comfortable.
  • Exceptionally Safe
  • Safety switches for flame rollouts and the vent system safeguard against malfunctions and blockages. The reset control with low water cutoff protects your boiler in the event of dangerous temperatures and drops in the water level.
  • Product Includes
  • (1) Peerless MI-05-SPRK-WPC-N Hot Water Boiler
  • Product Note
    This boiler ships without a circulator. Circulator sold separately.


specs product image PID-49082
General Information
Product Line
Series MI
Medium Learn More
Hot Water
Heat Exchanger Material
Cast Iron
Fuel Type Learn More
Natural Gas
Combustion Type Learn More
Vent Type Learn More
Chimney Vent
DHW Production Learn More
Modulating/Staging Learn More
Single Stage
Mount Type
Minimum Altitude
0 Feet
Maximum Altitude
2000 Feet
Includes Pump
Assembly Type
Gas Conversion Kit
AFUE Learn More
82 %
Maximum Input Capacity Learn More
140000 BTU
DOE Heating Capacity Learn More
115000 BTU
Net I=B=R Capacity Learn More
100000 BTU
Ultra Low NOx Emissions Learn More
Electrical Data
120 Volts
60 Hz
Flue Connection Size
6 Inches
Supply Connection
1 1/2 Inches
Return Connection
1 1/4 Inches
Product Height
31 3/8 Inches
Product Width
19 1/4 Inches
Product Depth
26 5/8 Inches
Shipping Width
35 1/2 Inches
Shipping Height
36 1/2 Inches
Shipping Depth
30 7/8 Inches
Shipping Weight
435 Pounds
Country of Origin
United States
ETL Listed
ASME Certified
AHRI Certified
AHRI Reference Number
Warranty Information
Parts Warranty Learn More
1 Year
Heat Exchanger Warranty
Lifetime Years


Peerless MI-05-SPRK-WPC-N Reviews & Ratings

How-To Articles

How to Pick the Perfect Boiler
How to Pick the Perfect Boiler
The boiler is at the heart of every radiated heating system. It's responsible f...
Direct Vent Boiler Options
Direct Vent Boiler Options
There's a no-nonsense beauty in the direct vent boiler for home heating. The di...
Hydronic System Accessory Guide
Hydronic System Accessory Guide
How warm does a coat keep you without gloves and a hat?   Accessories are someti...
eComfort How-To Library
eComfort How-To Library
Articles, Tips and Buying Guides from Our Experts


Media Gallery
Peerless MI-05 - 115K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Peerless MI-05-SPRK-WPC-N
Customer Review Images