Residential Boilers - Gas Boilers Series MIHII™ Boiler
The Series MIHII™ residential, cast iron boiler features an integral draft diverter which provides a low-profile design perfect for installation in tight spaces and in areas with low ceilings. With an efficiency of 84%, the MIHII™ hot water boiler was designed specifically for markets where utility companies offer rebates for mid-efficiency heating products. The Series MIHII™, an adaptation of the high quality Series MI boiler with the same features, is equipped with a low-water cutoff for safe operation and is backed by one of the best warranties in the industry!
Product Details:
Type: Residential
Construction: Cast Iron
Fuel: Gas-Fired (Natural)
Input: 65 to 162.5 MBH
Output: 55 to 137 MBH
Venting: Natural Draft
Trim: Water
Ignition: Spark Pilot
Series MIHII™ |
Water Content, gal | |||||
|---|---|---|---|---|---|---|
| Model Number | Input, MBH | Heating Capacity3, MBH | Net Ratings Water1,2, MBH | AFUE3, % | ||
| MIHII-03 | 65 | 55 | 48 | 84.1 | 4.72 | |
| MIHII-04 | 97.5 | 82 | 71 | 84.1 | 6.00 | |
| MIHII-05 | 130 | 110 | 96 | 84.0 | 7.28 | |
| MIHII-06 | 162.5 | 137 | 119 | 84.0 | 8.56 | |
- Net water ratings based on an allowance of 1.15.
- Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as intermittent system operation, extensive piping systems, etc.
- Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) ratings are based on U.S. Government test.
Series MIHII™ Boiler Dimensions
| Boiler Model Number | Jacket Length (Depth) “A” |
Jacket Width “B” |
Jacket Height “C” |
Rear of Jacket to c/l of Vent “D” |
Left of Jacket to c/l of Vent “E” |
Vent Size Diameter “F” |
|---|---|---|---|---|---|---|
| MIHII-03 | 26-5/8″ | 12-1/2″ | 31-3/8″ | 20-13/16″ | 6-1/4″ | 5″ |
| MIHII-04 | 26-5/8″ | 15-7/8″ | 31-3/8″ | 20-13/16″ | 7-11/16″ | 5″ |
| MIHII-05 | 26-5/8″ | 19-1/4″ | 31-3/8″ | 21-13/16″ | 9-5/8″ | 6″ |
| MIHII-06 | 26-5/8″ | 22-5/8″ | 31-3/8″ | 21-13/16″ | 11-5/16″ | 6″ |