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4-in x 4-in Charcoal Black Composite Deck Post Cap

Ratings & Reviews for Trex 4-in x 4-in Charcoal Black Composite Deck Post Cap

4.3
104
Review
 4.3 out of 5
104 Reviews


78% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise these post caps for high-quality construction, elegant finished appearance, and excellent durability. Most highlight the snug fit on standard square posts, sharp durable finish, and superior weather resistance. The lightweight composite material and tool-free installation earn frequent praise, with many noting the caps complete their deck projects beautifully. Some report fit issues on non-standard post sizes, and a few mention concerns about weight or cost. Despite minor drawbacks, the vast majority express strong satisfaction and would recommend these caps.

Customer review summary generated by AI, including incentivized reviews.
104 Customer Reviews

Too large

Would Not Recommend

They say they fit a 4x4, but they don't, they are much too large

February 23, 2018
From 4-in x 4-in Charcoal Black Composite Deck Post Cap Verified PurchaserVerified Pro
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Response from TrexSupport

Hi Daphene, thank you for your review. I am sorry that the caps did not work for you. Our 4x4 post caps have an inner dimension of 4.55" and are d... Read More

TrexSupportFebruary 23, 2018

Trex

Caps fit great with Trex posts

Would Recommend

We bought them to replace our twelve-year-old caps and the new ones look great. Happy with them!

May 24, 2017
From 4-in x 4-in Charcoal Black Composite Deck Post Cap Verified Purchaser
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Response from TrexSupport

Hi Christopher,
Thank you for the feedback, we are happy to hear you are satisfied with your new post caps. -Jay Customer Care Team.

TrexSupportMay 24, 2017

Trex