FRP Rectangular Tube with Wood-Grain Finish
A rectangular fiberglass tube with an embossed wood-grain surface, made for decking rails, decorative framing, and outdoor structures that need a timber look without the upkeep.
Customized service:
Section size Wood-grain color Length
Surface texture Cut to size
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Haikuo’s wood-grain FRP rectangular tube starts as a pultruded hollow box section and is finished with the same UV-stable embossed wood-grain veil applied to our round tube line, giving flat-sided structural sections the look of milled timber.
Its flat, jointed faces make the rectangular profile a strong fit for decking rail systems, picture-frame-style fencing, and furniture framing — applications where a round profile simply wouldn’t work.
Wood-Grain FRP Rectangular Tube Features
These are the features that set wood-grain FRP rectangular tube apart from conventional alternatives:
- Authentic Wood Look: The flat-faced rectangular section with embossed grain reads as a milled timber board or post.
- No Rot or Insect Damage: Fully inorganic composite construction that resists rot, termites, and fungal decay.
- Straight, Stable Sections: Pultruded box sections stay straight rather than warping, twisting, or cupping the way seasoned timber can.
- No Repainting or Sealing Needed: Color and texture are built into the surface, so annual maintenance cycles are unnecessary.
- Easy to Join: Flat faces work with standard fasteners, brackets, and joinery hardware.
Why Choose Haikuo Wood-Grain FRP Rectangular Tube
For decking, railing, and furniture fabricators, Haikuo wood-grain FRP rectangular tube offers a dimensionally stable, flat-faced, timber-look section that installs like wood but holds up far longer outdoors.
Product Performance Parameters Table
This table lists the main performance parameters of wood-grain FRP rectangular tube:
| Parameter | Unit | Value |
| Tensile strength | MPa | 260 |
| Bending strength | MPa | 220 |
| Modulus of elasticity | GPa | 17 |
| UV color retention | years | 10+ |
Product Specification Parameters Table
This table lists the main specification parameters of wood-grain FRP rectangular tube:
| Parameter | Unit | Range |
| Section size | mm | 20×20~150×100 |
| Wall thickness | mm | 2~10 |
| Length | m | 1~6 |
| Wood-grain tone | – | Teak, walnut, oak, grey-wash |
Global Applications & Deployments
Wood-grain FRP rectangular tube is a good fit for flat-faced, framed, timber-look structures such as:
- Decking Rail Systems: Top rails, bottom rails, and posts for composite or timber-look decking balustrades.
- Picture-Frame Fencing: Framed panel fencing that needs flat rail faces for infill panels.
- Outdoor Furniture Framing: Bench and table frame members that need flat glue/fastening faces.
- Signage & Display Framing: Weatherproof frame sections giving outdoor signage a natural wood look.
Pultrusion Engineering & Quality Assurance
We check section straightness, wall thickness, and grain consistency on every production run, so rail systems and framed assemblies line up cleanly across long runs.
Technical Summary & Engineering Insights
Haikuo wood-grain FRP rectangular tube combines a pultruded box section with an embossed, UV-stable wood-grain finish, giving decking, railing, and furniture fabricators a flat-faced, dimensionally stable timber-look profile that eliminates the rot, warping, and maintenance associated with real wood.
| Structural Property | Haikuo wood-grain FRP rectangular tube | Natural Timber Rail | Standard Fiberglass Box Tube |
|---|---|---|---|
| Appearance | Realistic embossed wood grain | Authentic (real wood) | Plain/solid color only |
| Dimensional Stability | Excellent (no warping/twisting) | Poor (warps, cups, splits) | Excellent |
| Rot & Insect Resistance | 100% Immune | Poor (requires treatment) | 100% Immune |
| Maintenance Requirement | None | Regular sealing/repainting | None |
| Typical Service Life | 25+ years | 10-15 years (treated) | 25+ years |
Targeted Product FAQ
Q1: Will the rectangular section warp or twist outdoors like timber rails do?
A1: No — the pultruded FRP core stays dimensionally stable across temperature and humidity swings, unlike seasoned timber rails.
Q2: Can I join sections with standard rail brackets?
A2: Yes, the flat faces accept standard metal or composite rail brackets and fasteners used in decking and fencing systems.
Q3: Is the wood-grain finish only on the visible faces or all four sides?
A3: Standard production embosses the grain finish on all exposed faces; tell us which faces are visible in your design if you need a specific finish orientation.
Q4: What section sizes are available?
A4: Standard sizes range from 20x20mm up to 150x100mm; custom sizes can be reviewed with your drawing.
Q5: How does it compare in cost to a composite (WPC) decking rail?
A5: Pricing is comparable to premium composite decking rail while offering higher structural strength — contact us for a quotation against your bill of materials.