Updated:22 October 2026
Rank 1-20 of the best Pedestal Supports
Our recommendation Price Customer rating
1. Comparison winner
Flexi-Level Adjustable Joist Support (30)
Flexi-Level Adjustable Joist Support (30)
Available immediately
free shipping
  • optional extensions allow height adjustment from 12mm to 90mm
  • drainage outlets in all compartments prevent water stagnation
  • raises beams above ground to prevent rotting
Our rating
9,8
very good
2. Best value
Nordswal Adjustable Deck Support Pedestal 30–60mm (10-Pack)
Nordswal Adjustable Deck Support Pedestal 30–60mm (10-Pack)
Available immediately
free shipping
  • stability: a heavy-duty deck support pedestal provides a firm, level platform on uneven ground
  • height adjustability: adjustable height range of 30–60 mm allows precise levelling of floating decks and shed bases
  • weather resistance: made from UV-resistant and insect-resistant polypropylene to withstand rain, snow and hot or humid conditions
Our rating
9,8
very good
Ceta Adjustable Decking Pedestal Pack 30, 30-60mm
Ceta Adjustable Decking Pedestal Pack 30, 30-60mm
Available immediately
free shipping
  • provides strong and stable support with average maximum load capacity of 1,662 kg per square metre using 6 to 8 supports
  • adjustable height options from 18 mm to 135 mm
  • weatherproof including extreme temperatures, UV, and insect resistance
Our rating
9,8
very good
24-Pack Adjustable Deck Pedestals, Heavy-Duty Low-Profile Foundation, 1-3/16 to 2-3/8 in Height, for Floating Deck Joists, Patio, Shed and Outdoor Flooring, Black
24-Pack Adjustable Deck Pedestals, Heavy-Duty Low-Profile Foundation, 1-3/16 to 2-3/8 in Height, for Floating Deck Joists, Patio, Shed and Outdoor Flooring, Black
Available immediately
free shipping
  • Stabilität: provides reliable strength and stability for outdoor structures, with a sturdy base that distributes weight evenly to keep floating decks level
  • Höhenverstellbarkeit: height adjustable from 1 3/16 in to 2 3/8 in (30-60 mm) via a screw design, allowing quick leveling on uneven ground to achieve a perfectly level deck surface
  • Wetterbeständigkeit: made from reinforced UV-resistant polypropylene for durability in sun and rain, helping to resist weathering over time
Our rating
9,6
very good
50+ purchases last month
5. Bestseller
Adjustable Decking Pedestals 60–140 mm – Riser, Bearing and Floor Joist Support (Set of 10)
Adjustable Decking Pedestals 60–140 mm – Riser, Bearing and Floor Joist Support (Set of 10)
Available immediately
free shipping
  • provides strong and stable support with a maximum load of 1662 kg per square metre when using six to eight supports per square metre
  • height adjustable across several ranges including 18–30 mm, 30–60 mm and 60–135 mm with continuous adjustment by turning
  • made from recycled polypropylene, designed to withstand extreme temperatures and resistant to UV exposure and insects
Our rating
9,6
very good
Adjustable Decking Pedestal, 28mm-36mm, Pack of 10
Adjustable Decking Pedestal, 28mm-36mm, Pack of 10
Available immediately
free shipping
  • height can be adjusted to ensure level decking for composite or timber joists
  • designed to withstand various weather conditions providing long-lasting support
  • crafted from high-quality materials for durability
Our rating
9,6
very good
50-Pack Adjustable Decking Support Pedestals (30-60mm)
50-Pack Adjustable Decking Support Pedestals (30-60mm)
Available immediately
free shipping
  • stability is provided by a high load capacity of 1.662 kg/m² and the recommendation to use 6 to 8 supports per square metre for solid foundations
  • height adjustability with two height ranges 18–30 mm and 30–60 mm for precise leveling and to suit low or high decking heights
  • weather resistance built into the recycled polypropylene that withstands extreme temperatures UV exposure and insect activity
Our rating
9,6
very good
Nicoman Adjustable Deck Support Pedestal - Black Plastic, 60-140mm, 10 Pack
Nicoman Adjustable Deck Support Pedestal - Black Plastic, 60-140mm, 10 Pack
Available immediately
free shipping
  • Stability is provided by a heavy-duty reinforced construction that resists compression and deformation, helping your deck stay level after settlement
  • Adjustable height capability allows precise leveling by choosing from multiple height ranges for raised decking and joist systems on uneven surfaces
  • UV resistant and weather resistant construction makes the pedestals suitable for real outdoor conditions such as rooftops, terraces, patios and balconies
Our rating
9,6
very good
Adjustable Decking Pedestal Riser 18mm-135mm Pack of 10
Adjustable Decking Pedestal Riser 18mm-135mm Pack of 10
Available immediately
free shipping
  • strong and stable with an average maximum load of 1,662 kg/m² using 6 to 8 supports per square metre
  • height adjustable from 18 mm to 135 mm for flexibility in deck and flooring projects
  • made from recycled polypropylene to withstand extreme temperatures and resist UV and insects
Our rating
9,6
very good
50+ purchases last month
MospdyGear 10-Pack Adjustable Decking Pedestal Supports for Joists (Height-Adjustable, Recycled PP) - Compatible with Wood, WPC and Aluminium Composite Joists
MospdyGear 10-Pack Adjustable Decking Pedestal Supports for Joists (Height-Adjustable, Recycled PP) - Compatible with Wood, WPC and Aluminium Composite Joists
Available immediately
free shipping
  • Stability: a wide, low-profile base distributes weight across a larger area of the subfloor, minimising point-pressure marks on delicate membranes such as EPDM roof sheets when used as rooftop deck supports
  • Height adjustability: stepless height tuning between 18 and 30 millimetres via a threaded or snap-ring collar, to compensate for uneven slabs or slight grade changes beneath timber, WPC or aluminium decking layouts
  • Applications: self-leveling on mild slopes keeps the finished deck horizontal without mortar or grinding, and supports timber, WPC or aluminium decking layouts including rooftop deck installations
Our rating
9,6
very good
No reviews yet
5Pcs Decking Pedestal Riser, Height Adjustable, Supports 600Kg
5Pcs Decking Pedestal Riser, Height Adjustable, Supports 600Kg
Available immediately
free shipping
  • high load-bearing capacity ensures stability for panels or boards
  • adjustable height feature allows elevation to prevent direct ground contact and facilitates bridging height differences
  • constructed from premium PP material, it is resistant to UV rays and withstands extreme temperatures
Our rating
9,5
very good
Decking Support Pedestals – 50-Pack, Adjustable 30–60mm Risers
Decking Support Pedestals – 50-Pack, Adjustable 30–60mm Risers
Available immediately
free shipping
  • stability: provides a solid foundation for decking by distributing weight evenly and keeping the subframe level on uneven ground
  • height adjustability: allows 30-60 mm of height adjustment for precise positioning on uneven surfaces and faster installation
  • weather resistance: made from weather-resistant recycled polypropylene to withstand rain, temperature changes and UV exposure
Our rating
9,5
very good
Generic Decking Pedestal Riser, Pack of 5
Generic Decking Pedestal Riser, Pack of 5
Available immediately
free shipping
  • supports construction with high stability preventing panels from swinging or tilting
  • height can be adjusted with a screw ring ideal for quick drainage or compensating height differences
  • UV-resistant and withstands wide range of temperatures
Our rating
9,5
very good
Nicoman Adjustable Tile & Paver Support Pedestal, Black Heavy‑Duty Plastic, 18–28 mm, 10 Pack
Nicoman Adjustable Tile & Paver Support Pedestal, Black Heavy‑Duty Plastic, 18–28 mm, 10 Pack
Available immediately
free shipping
  • stable elevated support for outdoor tile and paving installations on uneven bases without mortar or permanent fixing
  • height adjustable mechanism enables precise levelling across varying heights and slopes
  • weather resistant construction suitable for rooftops balconies patios and raised paving systems in domestic and commercial environments
Our rating
9,5
very good
4Pcs Adjustable Decking Support Pedestal Set ST3
4Pcs Adjustable Decking Support Pedestal Set ST3
Available immediately
free shipping
  • adjustable height allows customisation to ensure a perfectly flat surface
  • suitable for outdoor use with components that enable effective water flow to prevent pooling
  • high-quality plastic provides excellent stability and support with a weight capacity of 500kg
Our rating
9,3
good
Height Adjustable Decking Pedestal Riser Set (30-60mm)
Height Adjustable Decking Pedestal Riser Set (30-60mm)
Available immediately
free shipping
  • high stability due to high load-bearing capacity, reducing the risk of panels swinging or tilting
  • height adjustment capability for accommodating height differences and ensuring quick drainage
  • suitable for all weather conditions with UV resistance and durability in varying temperatures
Our rating
9,1
good
10-Pack Adjustable Decking Pedestals 18-30mm Heavy-Duty Joist Support Risers
10-Pack Adjustable Decking Pedestals 18-30mm Heavy-Duty Joist Support Risers
Available immediately
free shipping
  • high-density reinforced polypropylene pedestal construction to support up to 480 kg per pedestal with rib strengthened base to prevent tilting or sinking
  • height adjustability from 18 mm to 30 mm with a smooth screw ring for precise leveling, enabling a level deck on uneven surfaces by twisting the ring
  • all-weather resilience for UK conditions with rot-proof, chemical-resistant and UV-stable materials designed to withstand cold winters and hot summers
Our rating
9,1
good
5PCS Adjustable Decking Pedestal Support 60-140mm
5PCS Adjustable Decking Pedestal Support 60-140mm
Available immediately
free shipping
  • sturdy and weatherproof: made from high-quality PP material that withstands extreme temperatures and UV exposure
  • adjustable height: features a screw ring for easy height adjustment to bridge differences
  • versatile applications: compatible with substructures made of WPC, wood, and aluminium, enabling easy leveling of floor beams
Our rating
8,9
good
5Pcs Height Adjustable Deck Support Pedestals
5Pcs Height Adjustable Deck Support Pedestals
Available immediately
free shipping
  • high stability due to high load-bearing capacity, reducing risk of breakage and maintaining panel alignment
  • easily adjustable height for effective drainage and height compensation
  • weather-resistant UV resistant plastic suitable for varying temperatures
Our rating
8,9
good
5Pcs Flooring Support Lift Base for Wood & Aluminium 30-60mm
5Pcs Flooring Support Lift Base for Wood & Aluminium 30-60mm
Available immediately
free shipping
  • high load-bearing capacity offers stability and prevents wobbling and tilting
  • height can be easily adjusted with a screw ring to accommodate height differences
  • made of premium PP material that is UV resistant and can withstand extreme temperatures
Our rating
8,9
good

Similar Pedestal Supports comparisons

Pedestal Supports buying guide: How to choose the right product from the above Pedestal Supports test or comparison

Understanding Pedestal Supports: A Simple Introduction

What Are Pedestal Supports?

Pedestal supports are robust components designed to elevate and support decking, paving, and flooring systems. They are typically adjustable, allowing for precise height settings that accommodate uneven surfaces. Imagine having a raised deck or patio where moisture can drain easily beneath—this is one of the primary purposes of pedestal supports.

How Do They Work?

The way pedestal supports work is relatively straightforward. They consist of a base that sits on the ground and a top section that holds the decking material in place. Think of them as the legs of a table; they provide stability and support while allowing ample space underneath for air circulation and drainage. Without them, surfaces can sag or become damaged due to pooling water or uneven ground.

When to Use Pedestal Supports: Ideal Scenarios for Your Needs

Perfect for Outdoor Spaces

If we are planning to create an outdoor living area such as a terrace or balcony, pedestal supports are ideal. They elevate the flooring above the ground level, reducing the risk of water damage and providing excellent drainage during rainfall. For aspect considerations, an uneven concrete surface or a rooftop deck are perfect scenarios necessitating the use of pedestal supports.

Suitable for Commercial Applications

In commercial settings, pedestal supports come into play when we design public spaces such as plazas, walking routes, and even green rooftops. The ability to adjust their height allows for intricate designs while ensuring a level surface that can handle foot traffic without compromising durability or aesthetics.

Choosing the Right Pedestal Support: What to Consider

Material Matters

When selecting pedestal supports, the material is a significant factor. We typically find options made from concrete, plastic, or composite materials. If we need something lightweight yet sturdy, a high-density plastic option might work perfectly. For heavier-duty applications, solid concrete models can offer superior stability.

Height Adjustment Capabilities

Pay attention to the height adjustment range of the pedestal supports. The ability to finely tune the height is essential for achieving a level surface across varying terrain. Some models offer quite extensive ranges, which can be particularly useful for tricky installs on slopes or across uneven ground.

Installation Made Easy: Step-by-Step Guidance for Set-Up

Preparing the Area

Before installation, we need to ensure the area is clean and all debris is removed from the surface where the pedestal supports will be placed. This step is crucial for ensuring a stable foundation. Additionally, consider layout planning; sketching out where each pedestal will go can help determine the spacing needed.

Setting Up the Supports

Once the area is prepared, we can start installing the pedestal supports. Place a support down at each marked location, ensuring they are adjusted to the correct height. A spirit level can be handy to check that each is even. After placing the supports, we can begin laying down the decking material, securely fitting it onto the supports as we go.

Maintenance Tips for Longevity: Keeping Your Pedestal Supports in Great Shape

Regular Inspections

We should make it a habit to inspect the pedestal supports periodically. This means checking for any visible wear or structural issues. While these supports are designed for durability, addressing any concerns early on can prevent more significant issues later.

Cleaning the Area

Keeping the area around the pedestal supports clean and free from debris will enhance their lifespan. Any build-up of dirt or leaves can retain moisture, which might negatively impact the supports over time. Therefore, occasionally sweeping or washing down the space is advisable to promote longevity.

Table of contents
  1. Understanding Pedestal Supports: A Simple Introduction
  2. When to Use Pedestal Supports: Ideal Scenarios for Your Needs
  3. Choosing the Right Pedestal Support: What to Consider
  4. Installation Made Easy: Step-by-Step Guidance for Set-Up
  5. Maintenance Tips for Longevity: Keeping Your Pedestal Supports in Great Shape

Overview

1. Comparison winner
Flexi-Level Adjustable Joist Support (30)
Our rating
9,8
very good
Flexi-Level Adjustable Joist Support (30)Available immediately
2. Best value
Nordswal Adjustable Deck Support Pedestal 30–60mm (10-Pack)
Our rating
9,8
very good
Nordswal Adjustable Deck Support Pedestal 30–60mm (10-Pack)Available immediately
Ceta Adjustable Decking Pedestal Pack 30, 30-60mm
Our rating
9,8
very good
Ceta Adjustable Decking Pedestal Pack 30, 30-60mmAvailable immediately
24-Pack Adjustable Deck Pedestals, Heavy-Duty Low-Profile Foundation, 1-3/16 to 2-3/8 in Height, for Floating Deck Joists, Patio, Shed and Outdoor Flooring, Black
Our rating
9,6
very good
24-Pack Adjustable Deck Pedestals, Heavy-Duty Low-Profile Foundation, 1-3/16 to 2-3/8 in Height, for Floating Deck Joists, Patio, Shed and Outdoor Flooring, BlackAvailable immediately
5. Bestseller
Adjustable Decking Pedestals 60–140 mm – Riser, Bearing and Floor Joist Support (Set of 10)
Our rating
9,6
very good
Adjustable Decking Pedestals 60–140 mm – Riser, Bearing and Floor Joist Support (Set of 10)Available immediately
Adjustable Decking Pedestal, 28mm-36mm, Pack of 10
Our rating
9,6
very good
Adjustable Decking Pedestal, 28mm-36mm, Pack of 10Available immediately
50-Pack Adjustable Decking Support Pedestals (30-60mm)
Our rating
9,6
very good
50-Pack Adjustable Decking Support Pedestals (30-60mm)Available immediately
Nicoman Adjustable Deck Support Pedestal - Black Plastic, 60-140mm, 10 Pack
Our rating
9,6
very good
Nicoman Adjustable Deck Support Pedestal - Black Plastic, 60-140mm, 10 PackAvailable immediately
Our product comparisons are:
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Our tests and comparisons are objective and fact-based. Manufacturers have no influence on the ratings. We aim to provide greater transparency in the market, thereby promoting product quality.
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In our tests & comparison tables, we only include products that meet our minimum standards. This ensures that you can find the perfect product for your needs from a wide selection.
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