ArmstrongThe head of this powerful Border family was killed by King James V. Baxter Baxter was (and is) a common name in Angus as Forfar was at one time a royal residence and the first Baxters there may well have been royal bakers. Borthwick The family is thought to be one of the most ancient in Scotland.mithSmith is the most common surname in Scotland (and in England and the USA). Stevenson / Stephenson / Stephen A well known and frequently found surname in Scotland. Stewart/Stuart The most famous occupational name in Scotland and a line of kings and queens which lasted for nearly 350 years.
For the sake of comparison, one average cubic foot of natural gas about 1,000 BTU's of heat energy.The chart below shows how much heat energy is released in various quantities of natural gas. HEAT ENERGY PER UNIT OF MEASURE FOR NATURAL GAS UNIT OF MEASURE APPROX.HEAT ENERGY 1 cubic foot 1,000 BTU's 100 cubic feet (1 therm) 100,000 BTU's 1,000 cubic feet (1 mcf) 1,000,000 BTU's.he energy content of natural gas differs in various locations thoughout the country. For the sake of comparison, one average cubic foot of natural gas about 1,000 BTU's of heat energy.The chart below shows how much heat energy is released in various quantities of natural gas. UNIT OF MEASURE APPROX.
With Natural Gas, puts out 23,404 BTU's per hour. With Propane, puts out 18,585 BTU's per hour. 1 inch brass adapter has standard female pipe threads for connection to a 1 inch male pipe thread for installation. Heavy duty gas ball valve supplied by others.