RDI Endurance New England Vinyl Post Cap for 4 in. x 4 in. Posts, White

The RDI Endurance New England post cap is a white virgin vinyl cap for 4 in. x 4 in. rail posts, finished with decorative trim rings for a clean look. It is a low-maintenance, easy-to-install crossover accessory compatible with RDI deck rail and original rail systems using 4 in. sleeves. Sold individually per piece.

Key Features:

• Virgin Vinyl: Made of virgin vinyl for durable, low-maintenance performance.
• Finished Look: Decorative post cap and trim ring provide a finished look to your installation.
• Easy Install: Designed for easy installation on rail posts.
• Crossover Fit: Crossover design is compatible with deck rail and original rail with 4 in. sleeves.
• White Finish: Classic white color complements white vinyl railing systems.

Specifications Table:

Fit and Compatibility:

Crossover product compatible with RDI Endurance deck rail and original rail systems using 4 in. sleeves; fits 4 in. x 4 in. posts. Posts and railing sold separately.

Frequently Asked Questions (FAQ):

Q: What post size does this cap fit?
A: It fits 4 in. x 4 in. posts and is compatible with RDI deck rail and original rail systems with 4 in. sleeves.

Q: What material is it made of?
A: The cap is made of virgin vinyl, which is low-maintenance.

Q: Is one cap enough for my project?
A: Each piece is one cap; order one per post you want to cap.

Q: How is it installed?
A: It is designed to be easy to install over the top of the post for a finished look.

Q: Does it need painting?
A: No, the white virgin vinyl is low-maintenance and comes finished in white.

Expert Verdict Reviewed by the SuperArbor Pro Desk

Use this New England-style cap to finish 4 in. x 4 in. rail posts on RDI Endurance or original rail installations for a clean, coordinated top. Since it is a crossover item, confirm your post uses a 4 in. sleeve before ordering. Vinyl caps should be seated fully and can be removed if the post ever needs service.

Ensure posts are plumb and securely anchored before installing caps or loading the railing system.

Finish your white vinyl railing posts with the RDI Endurance New England 4 in. x 4 in. post cap.