: I am putting an overhead garage heater (natural gas) and
: I would like to know if I can use 1/2 inch or if I have
: to go to 3/4 inch gas pipe. The pipe would run only
: about 25 to 30 feet and the heater is a 60,000 BTU
: unit.

1/2" would be fine for that distance.

• How far can this woman swim? The answer here.