Fencing Accessories
Post Caps
Deckorators
$3-$15/cap

Wood Fence Post Caps for Protection and Style

Wood fence post caps sit atop fence posts to shield the vulnerable end grain from rain, snow, and UV damage. Crafted from cedar or pressure-treated pine, these caps extend post life significantly by preventing water from pooling on the flat post top and seeping into the wood fibers. Available in flat, pyramid, ball-top, and acorn designs to complement any fence style from rustic to formal.

Key Features

  • Protects post end grain from moisture
  • Cedar and pressure-treated options
  • Multiple decorative styles
  • Fits standard 4x4 and 6x6 posts
  • Paintable and stainable
  • Extends post lifespan

Specifications

Fits: 4x4 (3.5x3.5 in) or 6x6 (5.5x5.5 in) posts | Material: Western red cedar or pressure-treated pine | Styles: Flat
pyramid
ball
acorn
gothic | Height: 1-6 in depending on style | Attachment: Adhesive or nail

Best For

Topping wood fence posts to prevent moisture damage and add a decorative finishing touch.

Compatible Materials

Pressure-treated 4x4 posts
Pressure-treated 6x6 posts
Cedar fence posts
Redwood fence posts
Douglas fir posts
Pine posts

Pros & Cons

Pros

  • ✓ Prevents post top rot
  • ✓ Multiple decorative styles
  • ✓ Affordable
  • ✓ Easy to install
  • ✓ Paintable and stainable
  • ✓ Natural wood appearance

Cons

  • ✗ Requires periodic maintenance
  • ✗ Can crack or split over time
  • ✗ Must be sealed or stained
  • ✗ May loosen in high winds
  • ✗ Less durable than metal caps

Installation Tips

Apply exterior wood glue to the post top before placing the cap. Secure with a galvanized finish nail through each side if desired. Pre-stain or seal caps before installation for complete moisture protection. Check caps annually and re-secure any that have loosened.

Frequently Asked Questions