Page 31 - Delco Sales - 2022 Irrigation Playbook Draft 1

“Calder Style” Coupling

Flexible “Calder Style” shielded sewer couplings connect Clay, Type O Clay,

Type 1 Clay, Extra Heavy Cast Iron, CIT, Schedule 40 Plastic, Thinwall

Plastic, Trailer/Drain (EPDM) or Steel pipe in sanitary systems. For non-
pressure, gravity flow applications only. Recommended for underground

installations. Primarily used in the Western United States. Easy to install

and reuse.