Expansion Joints
Stop coupling is sometimes referred to as a double bell coupling.

Single Expansion Joint Socket x Spigot, no O-Ring
Installation of Expansion Joints
  • 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:
All Expansion Joints have a yellow line on the nipple end of the joint for proper installation.
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Part #

Type

Nom. Size (in.)

Nom. Type

Weight (lb.)

Weight (kg)

Add To Cart/Request Quote
20B-XW-40 N/A Belowground N/A 2 N/A XW N/A 0.65 N/A 0.29 Request Quote
30B-XW-40 N/A Belowground N/A 3 N/A XW N/A 0.95 N/A 0.43 Request Quote
40B-XW-40 N/A Belowground N/A 4 N/A XW N/A 2 N/A 0.91 Request Quote
50B-XW-40 N/A Belowground N/A 5 N/A XW N/A 2.5 N/A 1.13 Request Quote
60B-XW-40 N/A Belowground N/A 6 N/A XW N/A 2.9 N/A 1.32 Request Quote
80A-XW-40 N/A Belowground N/A 8 N/A XW N/A 4 N/A 1.82 Request Quote
20D-XW-40 N/A Aboveground N/A 2 N/A XW N/A 0.65 N/A 0.29 Request Quote
30D-XW-40 N/A Aboveground N/A 3 N/A XW N/A 0.95 N/A 0.43 Request Quote
40D-XW-40 N/A Aboveground N/A 4 N/A XW N/A 2 N/A 0.91 Request Quote
50D-XW-40 N/A Aboveground N/A 5 N/A XW N/A 2.5 N/A 1.13 Request Quote
60D-XW-40 N/A Aboveground N/A 6 N/A XW N/A 2.9 N/A 1.32 Request Quote
80C-XW-40 N/A Aboveground N/A 8 N/A XW N/A 4 N/A 1.82 Request Quote
07A-SW-34 N/A Belowground N/A 3/4 N/A SW N/A 0.39 N/A 0.18 Request Quote
10A-SW-34 N/A Belowground N/A 1 N/A SW N/A 0.44 N/A 0.20 Request Quote
12A-SW-34 N/A Belowground N/A 1-1/4 N/A SW N/A 0.53 N/A 0.24 Request Quote
15A-SW-34 15C N/A Belowground N/A 1-1/2 N/A SW N/A 0.76 N/A 0.35 Request Quote
20A-SW-34 N/A Belowground N/A 2 N/A SW/HW N/A 0.87 N/A 0.40 Request Quote
30A-SW-34 N/A Belowground N/A 3 N/A SW/HW N/A 1.38 N/A 0.63 Request Quote
40A-SW-34 N/A Belowground N/A 4 N/A SW N/A 1.66 N/A 0.75 Request Quote
40A-HW-34 N/A Belowground N/A 4 N/A HW N/A 2.23 N/A 1.01 Request Quote
50A-SW-34 N/A Belowground N/A 5 N/A SW N/A 2.07 N/A 0.94 Request Quote
50A-MW-34 N/A Belowground N/A 5 N/A MW N/A 2.76 N/A 1.25 Request Quote
50A-HW-34 N/A Belowground N/A 5 N/A HW N/A 2.99 N/A 1.36 Request Quote
60A-SW-34 N/A Belowground N/A 6 N/A SW N/A 2.3 N/A 1.04 Request Quote
60A-MW-34 N/A Belowground N/A 6 N/A MW N/A 3.27 N/A 1.49 Request Quote
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