

ECO
Ideal For:
- High-efficiency replacement boiler installations
- Flexible installation needs
- Easy-to-use controls
Why Choose the ECO?
Highest AFUE-rated residential boiler
- At up to 95.2% AFUE, it will be listed by Energy Star in its “Most Efficient” category
- Qualifies for local and federal rebates when available
Stainless steel fire tube heat exchanger
- Durable stainless steel construction; ensures long life
- High mass water content design provides low-flow resistance through the heat exchanger, allowing smaller and fewer circulators to be used; reduces hydro costs
- Down-fired design promotes self-cleaning; saves on maintenance costs
Easy-to-use control with LCD display
- Large LCD display makes system setup and navigation simple; saves time and money
- Detailed diagnostic information assists with troubleshooting in the event of a lock-out
- Colour-coded display indicates boiler status
- Display can be mounted on the boiler or wall for easy viewing
Designed for easy maintenance and service
- Leading case design makes maintenance and service a snap; saves time for contractor and money for homeowners
Compact size with wall or floor mounting
- Easy to transport, deliver and install; saves time for contractor and money for homeowners
- Wall-mount design; frees up floor space
- Optional bracket for floor mount when a wall is not available
Multiple venting options
- Can accommodate different-style homes with multiple venting configurations: sidewall or through-the-roof direct vent
- Able to vent with S636 PVC, CPVC, PP or SS venting up to 100′ for both the exhaust and air intake; allows maximum venting flexibility
Easy in-field gas conversions
- Set up for natural gas with propane conversion kit included
- Flexible internal gas line allows for the industr’s quickest propane conversion
Entire system protection
- Sentinel’s water treatment X100 inhibitor and test kit included; provides peace-of-mind for homeowners and contractors
Quiet operation
- Whisper-quiet operation; provides comfort without the noise
Optional kits to match application
- Low water cut-off (probe style) with test button
- Paintable polypropylene sidewall vent termination; provides great exterior vent appearance
- 2? and 3? concentric vent termination for one penetration through sidewall or roof
- Condensate neutralizer; helps protect environment and home drain line
Weil-McLain quality
- Industry leader since 1881
- Unrivaled technical and field sales support
- Backed by a solid peace-of-mind warranty and optional extended warranty
- Category: Residential
- Product Type: Water
- Fuel Type: Natural Gas, Propane
- Material: Stainless Steel
- Input MBH: 70, 110, 155 MBH
- AFUE: 95.2 %
- Output MBH / Steam Sq. Ft.:
65, 101, 143 - Vent Category & Material:
Cat. 4 venting: S636 – PVC*, PP, CPVC or AL29-4C
*Check local code / inspectors for acceptance - Warranty:
Residential
12 yr Heat Exchanger replacement / 2 yr all other parts
Commercial
10 yr Heat Exchanger replacement / 1 yr parts - Notes:
5 to 1 modulation, Wall mount, includes water inhibitor