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4-in x 4-in Classic White Composite Deck Post Cap

Ratings & Reviews for Trex 4-in x 4-in Classic White Composite Deck Post Cap

4.4
158
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Review
  4.4 out of 5
158 Reviews


89% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise these deck post caps for their excellent fit on composite post sleeves, clean white finish, and durable composite construction. Most highlight how the caps enhance outdoor spaces with a polished, refined appearance and seamless color match. Reviewers consistently commend the weather-resistant material for requiring minimal maintenance and resisting fading and warping over time. A small number report fit inconsistencies on certain post sleeves, occasionally requiring caulk or adhesive to secure them. Despite these minor installation nuances, most customers consider them a worthwhile upgrade that delivers long-term value and professional aesthetic appeal.

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

Vinyl is final, looks good

 Would Recommend

Fit over Trex sleeve perfectly. Will require silicone or other adhesive to permanently mount.

July 12, 2022
From 4-in x 4-in Classic White Composite Deck Post Cap Verified Purchaser
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Response from TrexSupport

Hi there, thank you for your feedback with products. We're glad it was a perfect with for the Post cap light. We truly appreciate you taking the ... Read More

TrexSupportJuly 12, 2022

Trex

Beautiful Caps at a great price

 Would Recommend

Needed these caps to finish off my trex deck. They were easy to install and fit perfectly.

January 8, 2022
From 4-in x 4-in Classic White Composite Deck Post Cap Verified Purchaser
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Response from TrexSupport

Hello, and thank you for your review. We are very happy to hear that you were satisfied with the product, and that the caps installed so easily. If y... Read More

TrexSupportJanuary 14, 2022

Trex

CLASSY

 Would Recommend

NICE LOOK TO INSTALL OVER THE 4X4S AND ONCE AGAIN VERY STURDY

September 20, 2021
From 4-in x 4-in Classic White Composite Deck Post Cap Verified Purchaser
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Response from TrexSupport

On behalf of all of us at Trex I would like to thank you for sharing this great review! We are thrilled that you love our products. We will be sharin... Read More

TrexSupportSeptember 20, 2021

Trex

Decent product

 Would Recommend

It fits well with the same brand posts. Looks oind of cheap. It should cost less.

September 3, 2021
From 4-in x 4-in Classic White Composite Deck Post Cap Verified Purchaser
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Response from TrexSupport

Thank for choosing Trex & thank you for your feedback, we appreciate you taking the time to do so.
Erin, Trex Customer Care.

TrexSupportSeptember 7, 2021

Trex

Nice looking post cap.

 Would Recommend

The post cap fits snuggly amd works as described. Pricing is good too.

February 7, 2021
From 4-in x 4-in Classic White Composite Deck Post Cap
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Not 4x4"

 Would Not Recommend

Product is advertised at 4x4" fitting a 4x4" post. Product is actually 4 1/2" at opening.

January 2, 2021
From 4-in x 4-in Classic White Composite Deck Post Cap
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Response from TrexSupport

Hello! We are sorry that our caps were not designed as you expected. We have sized them to fit over the outside dimension of our 4x4 post sleeve, and... Read More

TrexSupportJanuary 4, 2021

Trex