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The Best 8X8 Fence Post Caps of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 8X8 Fence Post Caps of 2022. Check our ranking below.

2,746 Reviews Scanned

SaleRank No. #1
Nuvo Iron PCP16 8" x 8" Pyramid Post Black Cap
  • Fits over 8" x 8" nominal posts with adapter liner (included) or 8” x 8” rough lumber post without adapter liner.
  • Understanding Post Cap Sizes: When a post cap fits a nominal or dressed post, the post measures 1/2″ less than the measurement listed. Example: a nominal or dressed 4″ x 4″ post cap fits a post that measures 3.5″ x 3.5″
  • Understanding Post Cap Sizes: When a post cap fits a rough lumber or undressed post, the post size is the same as the measurement listed. Example: a 4″ x 4″ rough lumber or undressed post cap fits a post that measures 4″ x 4″
  • This long lasting post cap is made from marine grade aluminum and features a powder coated and thermally bonded satin finish
  • Extends the life of your fence or deck post while preventing cracking, splitting and weathering.
Rank No. #2
Azdele 8" x 8" Aluminum Pyramid Post Caps Cover for True 8" x 8" Wood Post or True 7.5" x 7.5" Wood Post(with Spacer Liner), with Matte Finish Powder Coated Surface, for Fence of Decks(Black, 4Pack)
  • 【Fit for wood post size】: The interior dimension of this matte black pyramid cap is 8-1/8" x 8-1/8" or 7-5/8" x 7-5/8"(with Spacer Liner), made for True 8" x 8" or True 7.5" x 7.5" Size Post(NOT for other size post). Robust and beautiful!
  • 【Product size】: The height of the pyramid post caps is 2.3in/6cm, the depth of sit down on the post is 0.67in/1.7cm, sidewall thickness is 2.4mm. The solid thickness and reasonable size layout make it looks well-proportioned and generous.
  • 【Sturdy pyramid shape】: This matte black pyramid post cap cover is made of high-quality aluminum alloy, finished with a durable layer of powder-coat paint on its surface, allows it to withstand heavy wind and rains, 100% Anti-corrosion/rust-proof. UV-Protected, Prevent from fading due to sun exposure. Longer lifetime!
  • 【Easy installation】: Each package contains four 8x8 black post caps and eight black screws, only put the post cap on the True 8" x 8" or True 7.5" x 7.5" Size Post, and then screw the two screws into the wood post through the small holes on both sides of the post cap. Very easy installation!
  • 【100% Satisfied】: If you are not satisfied with the size or quality of this 8 x 8 black post cap, please feel free to contact us by email. Our post caps have a one-year warranty and can be re-shipped or refunded in full.
SaleRank No. #3
Black Plastic Pyramid True 8" x 8" (200mm x 200mm) Fence Post Cap with Pre-Drilled Holes (1)
  • 8"x8" (200mm x 200mm) True Plastic Pyramid Fence Post Cap Cover for Wood Posts
  • Your post must measure a 8” x 8” - see images for approximate dimensions
  • Extends the life of your fence, deck, post while preventing cracking, splitting, or weathering
  • Heavy Duty, Durable Plastic (NOT ALUMINUM) construction protects your posts against the outdoor elements
  • Contains UV inhibitors to protect against fading and discoloring caused by the sun's harsh rays
Rank No. #4
8" x 8" Heavy Duty Aluminium Pyramid Post Cap for True/Actual 8" x 8" Wood Posts - Black (Works ONLY with Actual 8" x 8" Posts. Will NOT Work with Actual 7.5" x 7.5" Posts)
  • !! WARNING !! Works ONLY with TRUE / ACTUAL 8 "x 8" Post Size. !! Will NOT Work with Actual 7.5" x 7.5" Posts !!
  • Decorative Pyramid Design - Fits over TRUE/ACTUAL 8.0" x 8.0" square wood posts (fences, lamp, deck, mailbox posts). Easy installation - includes all mounting hardware needed for installation (2 black stainless steel screws). Holes should be pre-drilled in post for easier fastening.
  • Made of high quality cast aluminum - Black Finish Powder Coated.
  • Heavy Duty - sturdier than any other post caps on the market. Prevent your posts from premature rotting.
  • Protection - great way to keep deck and fences in great shape. Add years to the life of your investment. ***Photos of this product may not represent exact color/shade of the actual product.
Rank No. #5
8x8 Post Cap (True 8") White New England Pyramid Style Square Top for Outdoor Fences, Mailboxes & Decks…
  • Made in the USA: Our post caps are proudly made in the USA, ensuring the highest quality materials and craftsmanship. You are investing in a high-quality, long-lasting product.
  • Easy to Install: Our SNAP-Caps feature a fast, simple installation process. Just place the base on the post, attach it with included screws, and snap the top on for a secure fit. Hidden screws add to the clean look.
  • Superior Durability: Made of high-quality, lightweight ASA resin, our post caps are UV-protected and fade-resistant. Atlanta Post Caps guarantees them for 10 years, ensuring long-lasting durability.
  • 10-Year Guarantee: We stand behind our products and offer a 10-year guarantee. If you are not completely satisfied with your purchase, simply contact us for a replacement or refund.
  • Made in the USA: Our post caps are proudly made in the USA, ensuring the highest quality materials and craftsmanship. Invest in a long-lasting product
Rank No. #6
8x8 Copper Post Cap (8.0") │ Copper Coated Aluminum Pyramid Style Metal Top for Outdoor Fences, Mailboxes & Decks, by Atlanta Post Caps
  • Perfect Fit: These copper post caps are designed to fit 8x8 actual fence posts measuring 8 inches x 8 inches.
  • Stylish Design: Our 8x8 post caps are designed to add a touch of elegance to your fence or deck project. The sleek design of the pyramid shape complements any style of outdoor décor.
  • Durable Material: Made of high-quality aluminum, our 8x8 copper post toppers are built to last. The material is rust-resistant, fade-resistant, and weather-resistant, ensuring that your fence or deck project will look great for years to come.
  • Durable Material: Made of high-quality aluminum, our 8 inch post caps are built to last. The material is rust-resistant, fade-resistant, and weather-resistant, ensuring that your fence or deck project will look great for years to come.
  • Low Maintenance: With their durable construction and resistance to the elements, our aluminum post caps require little to no maintenance.
Rank No. #7
8x8 Post Cap White Flat Newel (fits Actual 8" Post) for Rough Cedar or Vinyl Wrapped Post. Outdoor Fences, Decks, Mailboxes, by Atlanta Post Caps. Also Available in 7.5" for Pressure Treated Post.
  • MEASURE POST: We offer the perfect fits, these caps will fit rough cut wood 8"x8" Posts: measuring 8 inches x 8 inches up to 8.5 inches x 8.5 inches, these caps are perfect for use on decks, fences, mailboxes, and perfect for docks. They slide down the post 2.75 inches. ALSO available in 7.5" nominal sizing for standard pressure treated post.
  • Made in the USA with a Ten Year Guarantee out of Automobile Grade ASA resin. These caps are proudly made in the in Atlanta, GA and we are a family owned and operated business for over 20 years. We stand behind the quality of our products and offer a 10-year guarantee to ensure customer satisfaction.
  • Easy to Install: Atlanta Post Caps SNAP-Caps features a fast, simple installation process. Simply place the base on the post, attach it to the base with the included screws, and snap the top on the base for a secure fit. That's all it takes, and the screws are hidden after installing
  • Satisfaction Guarantee: We stand behind our products and offer a satisfaction guarantee. If you are unsatisfied with your purchase for any reason, We follow Amazon's 30 day no questions asked return policy.
  • Stylish Design: The elegant Newel flat top style of these caps adds a beautiful touch, and is an excellent choice for deck railing posts.
SaleRank No. #8
White Plastic Pyramid True 8" x 8" (200mm x 200mm) Fence Post Cap with Pre-Drilled Holes (1)
  • 8"x8" (200mm x 200mm) True Plastic Pyramid Fence Post Cap Cover for Wood Posts
  • Your post must measure a 8” x 8” - see images for approximate dimensions
  • Extends the life of your fence, deck, post while preventing cracking, splitting, or weathering
  • Heavy Duty, Durable Plastic (NOT ALUMINUM) construction protects your posts against the outdoor elements
  • Contains UV inhibitors to protect against fading and discoloring caused by the sun's harsh rays
Rank No. #9
8x8 Post Cap (7.5") Black New England Pyramid Style Square Top for Outdoor Fences, Mailboxes & Decks…
  • Fits pressure treated 8x8 Posts: Designed to fit on 8x8 posts measuring 7.5"x7.5 inches up to 7.75"x 7.75 inches, these caps are perfect for use on decks, fences, mailboxes, and more. They slide down the post 1.5 inches.
  • Made in the USA with a Ten Year Guarantee: These caps are proudly made in the USA and we stand behind the quality of our products and offer a 10-year guarantee to ensure customer satisfaction.
  • Easy to Install: Atlanta Post Caps SNAP-Caps features a fast, simple installation process. Simply place the base on the post, attach it to the base with the included screws, and snap the top on the base for a secure fit. That's all it takes, and the screws are hidden after installing
  • Satisfaction Guarantee: We stand behind our products and offer a satisfaction guarantee. If you are unsatisfied with your purchase, you may return it following Amazon's 30 day return policy
  • Stylish Design: The sleek, low-profile New England Pyramid style of these caps adds a touch of sophistication and elegance to any outdoor space
Rank No. #10
8x8 Solid Copper Post Point Cap
  • Made of Solid Copper that will patina over time
  • Inside measurement of 8-1/16" x 8-1/16" with a 3/8" lip
  • Creates decorative finish while preventing end rot and protecting your posts
  • Easy installation, just apply exterior caulk to the under-side of the post point

Last update on 2025-03-14 / Affiliate links / Images from Amazon Product Advertising API

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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 8X8 Fence Post Caps.
  7. Product Quality: You don’t always get what you pay for with an 8X8 Fence Post Caps, sometimes less, and sometimes more.
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