Alignment/Expansion fitting is sometimes referred to as an Expansion/Deflection joint.
(The clamps holding the rubber sleeve connecting the two nipples are made from stainless steel for corrosion protection.)
Unit of Measure

Specifications

Brand

N/A Champion Fiberglass®, Inc.

Type

N/A Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring

Style

N/A Alignment/Expansion

Wall Thickness

N/A Standard Wall

Color

N/A Black

Weight

N/A 2.29 kg5.04 lb

Industry Standards/Certifications

N/A Underwriters Laboratories (UL)

Dimesional Attributes

Nominal Size

N/A 4 in

A

N/A 4.61 in117 mm

B

N/A 4.5 in114 mm

L [Min]

N/A 37 in940 mm

L [Max]

N/A 51 in1,295 mm

Features

Features

N/A Most Commonly used.

Installation of Expansion Joints

Installation of Expansion Joints

N/A
  • When the duct is shorter than 50 ft., no Expansion Joint needed
  • When the duct is between 50 ft. up to 200 ft., install one Expansion Joint at the mid point
  • If the duct is longer than 200 ft., install one Expansion Joint every 200 ft. apart

Note

Note

N/A All Expansion Joints have a yellow line on the nipple end of the joint for proper installation.