Eyebrow Menu

Ultra Oil Boiler

Ultra Oil Boiler

  • Optional Advanced Features Module that provides indoor/outdoor reset, DHW priority, stage firing and more
  • Dedicated water-only oil boiler
  • Flexible direct or chimney venting - no power assisted fan needed
  • Reversible swing-away burner door
  • Three-pass cast iron heat exchanger with captured elastomer seals
  • Energy Star Rating
  • 87% AFUE Series 3

Technical Data

Model AFUE (%) CSA Input (MBH) DOE Heating Cap. (MBH) Net AHRI (MBH) Vent Size (in.)
UO-3 (0.80 GPH) 87 0.8 99 85 8 x 8
UO-3 (1.00 GPH) 87 1 123 106 8 x 8
UO-4 87 1.2 148 127 8 x 8
UO-5 87 1 173 150 8 x 8

Ratings & Reviews

  • bvseo_sdk, p_sdk, 3.2.0
  • CLOUD, getContent, 143.87ms
  • REVIEWS, PRODUCT
  • bvseo-msg: HTTP status code of 403 was returned;
  • bvseo_sdk, p_sdk, 3.2.0
  • CLOUD, getContent, 54.7ms
  • REVIEWS, PRODUCT
  • bvseo-msg: HTTP status code of 403 was returned; HTTP status code of 403 was returned;