What is the maximum total appliance btuh rating code will be allowed in a 10ft L x 10ft H space to obtain all combustion air from inside the space?
wmproop
Sep 12, 2009, 10:15 AM
do the math
figure the square footage need to know the wxhxL for sq. footage ,then figure out the sq. inches, then figure how many 1 inch squares=4,000 will fit into the area