Foot-pound-force per hour to BTU (IT) per hour conversion calculator shown above calculates how many BTU (IT) per hour are in 'X' foot-pound-force per hour (where 'X' is the number of foot-pound-force per hour to convert to BTU (IT) per hour). In order to convert a value from foot-pound-force per hour to BTU (IT) per hour (from ft lbf/h to BTU/h) type the number of ft lbf/h to be converted to BTU/h and then click on the 'convert' button.