These are the most frequently used words in this book.
100
air
angle
area
average
based
bid
budget
building
cfm
check
coil
conditions
connections
control
costs
dia
diameter
different
direct
duct
ductwork
elbow
equipment
estimate
estimating
etc
extension
factors
fan
feet
field
fittings
flange
flanged
foot
ft
ga
galvanized
gauge
high
hours
hr
inches
includes
iron
items
job
labor
lb
length
list
low
man
manual
markup
material
may
metal
must
overhead
per
percent
piece
pipe
piping
pound
pressure
price
pricing
profit
project
rates
runs
sheet
shop
single
size
solvent
specialties
sq
square
standard
steel
straight
systems
takeoff
threaded
time
tons
total
type
typical
units
used
valves
water
weight
welded
work