1. | State Industries Water Heater SCGSS01108 User Guide 1 Q o f gt U CY e V O V n J o b O O gt 6 o0 lt r gt 2 0 o V lt Force 90 96 Efficient Power Direct Vent Commercial Gas Water Heater The 100 000 BTU Force 90 light duty commercial gas water heater is equipped with a fully submerged spiral shaped condensing heat exchang er and 50 gallons of storage capacity This design provides much greater heat transfer surface than a standard straight flue tube resulting |