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Trex 4-in x 4-in x 4-1/2-ft Charcoal Black Composite Deck Post sleeve

Name: Trex 4-in x 4-in x 4-1/2-ft Charcoal Black Composite Deck Post sleeve
Brand: Trex
SKU: 1002594516
Rating: 4.1 (50 reviews)

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Shipping Details

Trex Railing accessories are universal, meaning you can pair them with components from every other Trex Railing line for countless options to achieve your unique vision. Trex Deck Post Caps, Trex Deck Post Skirts, Trex Deck Post Sleeves are available in all of our Trex Enhance Railing color options; Classic White, Saddle, and Charcoal Black. Like all Trex products, railing accessories are durable and low maintenance.

Trex Charcoal Black Composite Deck Post Sleeve fits over a 4x4
Protected by the Trex 25-year Limited Residential Warranty to provide peace of mind for years to come
High-performance composite material that requires no painting, sealing, or staining
The Trex Composite Deck Post Sleeve is used to complete a Trex Enhance Horizontal or Stair Railing section (other components sold separately)
The Trex Composite Deck Post Sleeve can be used universally with Trex Enhance, Select, Transcend and Signature Railing
Trex Composite Deck Post Caps, Sleeves, and Skirts provide the finishing touches to Trex Deck Rail Kit (#735744) and Trex Deck Stair Kit (#735745)
Trex Enhance Composite Deck Rail Kits and Components are available in Charcoal Black, Classic White and Saddle

General
Finish	Protective shell	Color/Finish Family	Black
Material	Composite	Manufacturer Color/Finish	Charcoal Black
Package Quantity	1	Total Number of Pieces	1
Type	Post sleeve

Dimensions
Common Measurement (L x W)	54-in x 4-in	Common Length in Feet	4-1/2-ft
Common Width (Inches)	4	Actual Length (Feet)	4.5
Common Thickness (Inches)	4	Actual Width (Inches)	4.45
Fits Common Post Measurement	4-in x 4-in	Actual Thickness (Inches)	4.45
Common Measurement (T x W)	4-in x 4-in

Features
Pressure Treated	No	Lowe's Exclusive	No

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -

Warranty
Warranty	25-year limited

Compatibility
For Use with Decking	Yes	For Use with Deck Stairs	Yes
For Use with Porches	Yes

Miscellaneous
UNSPSC	30103600

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Review

4.1 out of 5

50 Reviews

90% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

The product offers a quality, maintenance-free solution for upgrading the appearance of deck posts. Many customers were satisfied with the ease of installation and the fresh look it provided. However, some issues were noted, including inaccurate measurements leading to the wrong size sleeves, a few instances of damaged or defective products, and compatibility problems with certain post cap options. While the quality and usability were generally praised, the pricing was considered high compared to similar products.

Customer review summary generated by AI, including incentivized reviews.

50 Customer Reviews

Sort By

Post sleeve

Would Recommend

Fits and covers my PT posts and gives a nice clean durable look to my deck

RobertMay 27, 2026
From 4-in x 4-in x 9-ft Classic White Post sleeve Verified Purchaser

Was this Review Helpful ?

Response from TrexSupport

Hello Robert,
We’re glad to hear the post sleeve gave your deck that clean, finished look. It’s great when it fits just right and enhances the o...

TrexSupportMay 27, 2026

Trex

post sleeve

Would Recommend

Nice quality post sleeve m=covers my PT wood and has a nice clean look

RobertMay 27, 2026
From 4-in x 4-in x 9-ft Classic White Post sleeve Verified Purchaser

Was this Review Helpful ?

Response from TrexSupport

Hello Robert,
Thank you for sharing your experience. It’s great to hear the post sleeve delivered on both quality and appearance, giving your de...

TrexSupportMay 27, 2026

Trex

Perfect match Lowe’s great price and Trex quality!

Would Recommend

Just what I needed matches my existing deck.

MichaelMay 4, 2026
From 4-in x 4-in x 9-ft Charcoal Black Post sleeve Verified Purchaser

Was this Review Helpful ?

Response from TrexSupport

⭐ Thanks for the 5‑star review, Michael! ⭐ We’re glad the Trex® Charcoal Black Post Sleeve was the perfect match for your existing deck. Great to hea...

TrexSupportMay 4, 2026

Trex

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COMPARE PRODUCTS

		Name	Current Item Trex4-in x 4-in x 4-1/2-ft Charcoal Black Composite Deck Post sleeve
		Ratings	50
		Type	Post sleeve
		Common Length in Feet	4-1/2-ft
		Pressure Treated
TrexTranscend 4-in x 4-in x 3-1/4-ft Charcoal Black Composite Deck Post sleeve	TrexTranscend 4-in x 4-in x 3-1/4-ft Charcoal Black Composite Deck Post sleeve	TrexTranscend 4-in x 4-in x 3-1/4-ft Charcoal Black Composite Deck Post sleeve	TrexTranscend 4-in x 4-in x 3-1/4-ft Charcoal Black Composite Deck Post sleeve	TrexTranscend 4-in x 4-in x 3-1/4-ft Charcoal Black Composite Deck Post sleeve	TrexTranscend 4-in x 4-in x 3-1/4-ft Charcoal Black Composite Deck Post sleeve	Trex4-in x 4-in x 9-ft Charcoal Black Post sleeve	Trex4-in x 4-in x 9-ft Charcoal Black Post sleeve	Trex4-in x 4-in x 9-ft Charcoal Black Post sleeve
50	50	50	50	50	50	50	50	50
Post sleeve	Post sleeve	Post sleeve	Post sleeve	Post sleeve	Post sleeve	Post sleeve	Post sleeve	Post sleeve
3-1/4-ft	3-1/4-ft	3-1/4-ft	3-1/4-ft	3-1/4-ft	3-1/4-ft	9-ft	9-ft	9-ft