Ratings & Reviews for Trex 4-in x 4-in Charcoal Black Composite Deck post base trim
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this product for delivering a polished, professional finish that seamlessly hides post junctions and enhances deck aesthetics. Most highlight the snap-together, two-piece design as intuitive and easy to install, with many noting the lightweight composite material is practical and weather-resistant. The color match is frequently described as excellent. While some express concern about the plastic material feeling less premium than alternatives, most accept it as appropriate for function. A few report sizing mismatches or fit issues with certain post dimensions, though these are outweighed by positive feedback. Overall, reviewers consider it a worthwhile finishing touch.
Customer review summary generated by AI, including incentivized reviews.Very good
Would RecommendI liked the white composite deck post sleeve for its crisp, polished appearance that instantly upgrades a deck’s look. It’s designed to protect and cover structural posts, resisting rot, insects, and weather damage. The low-maintenance composite material stays bright over time, and installation is simple, creating a seamless, professional finish that complements various railing styles.
From 4-in x 4-in Classic White Composite Deck post base trim Verified Purchaser
Measure with care
Would Not RecommendThis product was too big. I have a standard 4x4 post (actual measurement 3.5 x 3.5") with a white vinyl slip cover over it. I have no idea how this was measured, but it is way too big to fit around a covered 4 x 4 post. I do not how to find one that fits, except to measure what you have and then measure the trim.p to insure it fits correctly.
Hello, and thank you for your feedback. We’re sorry this product isn’t working for you. However we’d
like to learn more about your situation and...
Nice base
Would RecommendReally like that there 2 piece
From 4-in x 4-in Classic White Composite Deck post base trim Verified Purchaser
Hello, We can’t thank you enough for your kind review!
Color does not match
Would RecommendThese were easy to install. One problem, these are a lighter brown than my older trex railing. I had to paint them to match
Hello, We’re so sorry to hear about your experience with our product. We aim to offer 100% customer satisfaction to all of our customers, and would l...
Easy to install
Would RecommendEasy to install
Hello Joe, and thank you for your 5 star review. We really appreciate you taking the time to share your experience with us as well. We count ourselve...
Base
Ease of use and visual appearance
Hi Mike, we are glad to hear you are satisfied with your product. Thank you for choosing Trex! - Cami, Customer Care Team.
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Works perfect
Would RecommendPost sleeve fits right in. Gives it a nice finished look
Hello, and thank you for choosing Trex! We appreciate your remarkable review. Hearing that you love our products is the best thing we could hope for....
wrong size
Would Not Recommendit is not 4x4
Hello, We’re so sorry to hear about your experience with our product. We aim to offer 100% customer satisfaction to all of our customers, and would l...
Fits Well
Would RecommendI was worried a bit about the look of the seam because they are 2 pieces. But, they fit together well. I suppose it makes it so they could be used on an existing post.
From 4-in x 4-in Classic White Composite Deck post base trim Verified Purchaser
Hello, we are incredibly grateful that you took the time to share your feedback with Trex. Our company puts customer satisfaction as top priority, an...
Easy to install loks grate
Would RecommendFrom 4-in x 4-in Classic White Composite Deck post base trim Verified Purchaser
Hello Uncle Joe. On behalf of all of us at Trex, we would like to thank you for sharing your positive feedback. We are thrilled that you love our pro...
These are in 2 pieces and plastic
Would Not RecommendI haven't assembled yet BUT... these don't look or feel like composite. They are lightweight plastic and they are in 2 pieces. I've tried to snap them together...that's not going so well.
From 4-in x 4-in Charcoal Black Composite Deck post base trim Verified Purchaser
Hi. Thank you for contacting Trex and sharing your experience with us. We sincerely apologize for the difficulties you’ve encountered thus far. If th...
Not worth the money you pay for it
Would Not RecommendIt’s to big for the post it’s about 3/8” on 2 sides when you put it together.
Hi Jack, so sorry to hear that you are having issues. For further assistance, please contact us at 1-800-289-8739 or at customercare@trex.com. - ...
Should be one piece...
Didn't realize and wish that it was a one piece item. Do not like the snap together sections, and that there is a line down where it connects...
From 4-in x 4-in Classic White Composite Deck post base trim Verified Purchaser
Hello, and thank you for the feedback. The post skirts used to come in one piece, but we found that the two-piece skirts were preferred in case custo...
Post
Would Not RecommendMiss important on package. It started it fits a 4x4 post. It doesn’t it for a 41/2x 41/2 post
Hello, thank you for reaching out. We are sorry to hear of your experience. Our 4x4 post sleeves are designed to hit over a standard 4x4 post with th...
Never received, spoke to Lowes 6 TIMES!
These were not received, yet after reporting they were not received, ON THE DAY they were not received, and 4 more chats and another call to Lowe's, STILL NOT REFUNDED. We will no longer buy online. Nightmare! Chat, USELESS. Calling, just as USELESS.
Hello Deckbuilder, thank you for reaching out. we sincerely apologize for your negative experience. However, we would like to mention that calling yo...
Hello, and thank you so much for your wonderful 5-star review! We genuinely appreciate you taking the time to share your experience. It's custome...