Adjustable Decking Support Pedestals

Adjustable decking support pedestals are often used in outdoor decking or tile. It is also described as a joist supporter or basement. It helps to support the joist sub-structure for decking. No matter how difficult the situation is, it provides convenience in an easy way. Unifloor offers 21 kinds of types in black with a wide size range: 18-220mm. You can choose the most suitable one here and make your life more comfortable.


Main Material

The composite decking board is made of wood fiber and recyclable plastic. It consists of 60% wood fiber, 30%HDPE, and 10% necessary chemical additives. There are no harmful substances in it that are completely eco-friendly. It owns strong durability, corrosion resistance, waterproof, insect resistance, fireproof, etc. The processing performance is similar to the original wood, and can be cut, drilled, etc., which is convenient to use.

The Most Popular Composite Fencing Applications

Unifloor is a professional composite decking manufacturer and supplier in China. We provide Hi-tech and Eco-friendly WPC decking for worldwide customers.

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Commercial Composite Decking

Ideal option for commercial space

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Balcony Composite Decking

Specially designed for your balcony

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Garden Composite Decking

A good place to enjoy outdoor time


General Information

Please contact us for the specification list.

Yes, we can, all of our samples are free, but the freight cost is owned to you.

You can choose the samples directly from our stock, or we can do the sample according to your required color design.

Yes, we can. We provide a large number of choices, but in order to meet more needs, we also provide customized services. Please contact us for more details.

Yes, our factory is located in Zhejiang Haining City, it covers 80000 square meters. We have 58 extrusion production lines. Now, we cooperate with wholesalers all over the world. Welcome to visit our office in Shanghai.

Composite wood decking costs more than traditional timber decking because of its higher cost of materials and manufacturing, also the cost of necessary chemical additives for stronger durability and longer usage.

Product Information

Our WPC products are made of 30% HDPE + 60% Wood Fibers + 10% Chemical Additives.

We apply the latest technology, but our price is favorable.

During the manufacturing process, our QC will check the size, color, surface, the quality, then they will get a piece of sample to do a mechanical property test. The quality will also be checked after treatment.

It is about 25-30 years under ideal situations.

It is recyclable which is friendly to the environment. It performs well in waterproof, moisture-proof, moth-proof, and weather-resistance, etc.

Customized Service

Generally, the length and color of products can be customized according to your requirements. If you have other specific requirements, the mold needs to be provided. You can order our free samples before you order for customization.

Yes, the following two conditions are required:

Material Area: 1000 total Square Meters

Lead time: 6 weeks


TT 30% deposit and 70% balance before shipment or against the B/L copy.

L/C at sight.

any other payment methods, please kindly remind in advance, it can be negotiated.

Delivery Information

Usually 10-15 days after receiving a 30% deposit for one 20ft container (nearly 850 square meters goods), this time can be reduced to 7 days if the order is regular, so that we could arrange the product works in advance.


Actually the installation is quite easy, both wall panel and decking, only require a simple tool like an electric drill, clips, and screws. You can finish the installation quickly, generally, 2 people are enough to complete about 50 square meters of wall panel/decking.


Wood plastic composite material performs well in weather resistance and UV resistance, but prolonged exposure will inevitably affect its color. Among wood-plastic composite decking, co-extruded composite decking is the best in terms of fade resistance.

As the difference with the wood, WPC products themselves own color, they don’t need extra painting. Generally, we provide 8 main colors as cedar, charcoal, chocolate, coffee, gray, light gray, redwood, wood. And also, we can make special color per your request.

Our composite products are low-maintenance, they do not need to be sealed, painted, or oiled regularly.

Compared to traditional wooden decking, composite decking requires little maintenance. Regular cleaning can keep longer tidiness and longer use. All you need for cleaning your decking area is a hard brush, soapy water, a bucket of warm water, airy space in warm and dry weather.


Durable wood plastic composite products have both the texture of wood and the toughness of the plastic. With proper installation and maintenance, it can last about 25-30 years. Installation guide for composite decking.

Required Materials & Tools:

Composite Decking Board

Composite Decking Joists

Hidden Fasteners: composite decking starter clips; composite decking clips; composite decking screws; expansion screw

Edge Boards: composite decking edge trim

Rubber Hammer


Installation Steps:

Before installation, please harden the ground in advance and make sure it is flat.

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Step 1 Fixing Joists

Determine the spacing between the two joists, 30cm is recommended for square hollow decking; 35cm for round hollow decking, and 40cm for solid decking. The spacing can be shortened as requested. Then, drill joists and fix them with expansion screws.

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Step 2 Installing WPC Decking

1. When installing composite decking panels, a distance of 3cm should be maintained from the building.

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2. Placing the first deck board to start your installation.

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3. Connecting the two boards with plastic T clips & screws, the diameter of the hole should be less than 3/4 of the diameter of the screw to enhance the grip of the screw. The plastic T clips & screws are used to fix the spacing between the two boards to prevent sliding. (Knock the boards gently with a rubber hammer during the installation process to achieve equal gaps and a beautiful surface.)

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4. Repeat this process until the last board. Then comes to the last step, set the edge boards on decking, and fix them with screws, then the installation is complete.

Other points to note:

  • Install decking with safety equipment.
  • It is easier to carry with decking edges.
  • Consult supplier for recommended tools.
  • Do not dump the decking material when unloading.
  • Refer to local building regulations before installation.
  • Scrap can be discarded with normal construction debris.

Get Price Form

Get Price And Free Samples Right Now!

UNIFLOOR is the leading Wood-plastic composites manufacturer from China, contact us to get a quote and samples. If our standard size and color options do not perfectly match what you are going for, we can also provide customized services.

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