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Preferred Lightning Protection, Inc.

Residential | Commercial | Industrial

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1-866-299-7406
Local: 660-562-2771

2100 East First Street
Maryville, MO 64468

Thru Rod Connectors and Accessories

528 Thru-wall/Thru-roof Accessories

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1/2″ threaded rod furnished with a parallel cable connector (catalog number 500), a straight base (catalog number 235HSS) and a 1″ PVC cap (catalog number P537). Assembly fits over 1″ PVC conduit in order to form a water-tight connection to the conductor inside the conduit. Add suffix 15 for 1 1/2″ cap or 2 for 2″ cap.
A528Aluminum to Aluminum thru rod with 1″ PVC cap
C528Copper to Copper thru rod with 1″ PVC cap
C528ACopper to Aluminum thru rod with 1″ PVC cap

A528x15Aluminum to Aluminum thru rod with 1 1/2″ PVC cap
C528x15Copper to Copper thru rod with 1 1/2″ PVC cap
C528Ax15Copper to Aluminum thru rod with 1 1/2″ PVC cap

A528x2Aluminum to Aluminum thru rod with 2″ PVC cap
C528x2Copper to Copper thru rod with 2″ PVC cap
C528Ax2Copper to Aluminum thru rod with 2″ PVC cap
528 Thru-wall/Thru-roof Accessories was last modified: January 12th, 2026 by idp_admin