22
MINIMUM EQUIVALENT LENGTHS
Four Inch Pipe
Six Inch Pipe
MAXIMUM NUMBER OF ELBOWS
FACTORY SUPPLIED FITTINGS
NOTE:
TABLE 7
Number of
90° Elbows
Installed
4 Inch Pipe 6 Inch Pipe
Maximum Feet (Meters) Maximum Feet (Meters)
6 INCH EXTENDED VENT TERMINATIONS
OPTIONAL CONCENTRIC TERMINATIONS
VENTING REQUIREMENTS
APPROVED MATERIALS
FIELD SUPPLIED FITTINGS
PRIMER AND CEMENT
PIPE SIZE REQUIREMENTS
NOTE:
MAXIMUM EQUIVALENT LENGTHS
Four Inch Pipe
Six Inch Pipe
INTAKE AIR AND VENT PIPE CLEARANCES