Color Options
Product Description
Composite 4×4 posts manufactured with a proprietary mineral fill technology. Because Lumberock is made with a non-organic mineral fill technology, our 4×4 boards are impervious to moisture and resistant to rot and bacteria.
Choose from 12 vibrant designer colors that will maintain their color for decades with our UV resistant color formula. All 4×4 boards come with our limited lifetime warranty.
4x4 Board Specifications
- Lengths: 12’ and 16’ lengths
- Actual 4x4 Size: 3.5" x 3.5" (89mm x 89mm)
- Weight: 4.0 lbs/ft
- Radius edge
- Smooth on all sides. No embossed pattern.
Features
- Colors: Putty, Weathered Wood, Cedar, Redwood, Chocolate Brown, Tan, Green, White, Gray, Black, Anchor Gray and Harbor Wood
- Board Composition: HDPE Plastic + Mineral-Fill Additive.
- No organic fills. No PVC.
- Limited Lifetime Warranty
Order Custom 4x4 Posts
Custom lengths of our beyond composite lumber 4×4 can be purchased with a minimum order of 1,000 feet or more.
The leading composite lumber 4x4 boards
Limited Lifetime Warranty
Our 4x4 boards are backed by a Limited Lifetime Warranty that protect your product against rotting, cracking, splintering and peeling.
Color That Lasts
Our composite 4x4 boards come in one of the widest spectrum of colors available on the market today. Plus, our boards are graffiti resistant and easy to clean.
100% Waterproof 4x4s
Lumberock 4x4 boards are designed to last. All of our boards can withstand prolonged submersion in saltwater and freshwater environments.