DIY & Tools
Building Supplies
Panel Insulation
Plastic Panel Insulation

Best Plastic Panel Insulation of 2026

Name: Hawkeng 60mm Polypropylene Washers for Insulation
Brand: hawkeng

Corey Phillips

Last Updated: 5 Feb 2026

Save

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Plastic panel insulation is a type of insulation that is used to reduce heat loss and increase energy efficiency in buildings. It is made from a variety of materials, including polystyrene, polyurethane, and polyisocyanurate, and is often used in walls, roofs, and floors. Plastic panel insulation can help to stabilise indoor temperatures, reduce noise transmission, and improve the overall comfort of a building. It is a popular choice for both residential and commercial applications due to its ease of installation and cost-effectiveness.

At a Glance: Our Top Picks

#TOP 1

Hawkeng 60mm Polypropylene Washers for Insulation

9.8

Buy on Amazon Read Review

#TOP 2

YOUNTHYE Self Adhesive Reflective Insulation Roll

9.7

Buy on Amazon Read Review

#TOP 3

FENGSHENG-SHOP 10M Thermo Fleece 50MM Camper Van Insulation Thermal PET Recycled Plastic

9.5

Buy on Amazon Read Review

Top 10 Plastic Panel Insulation

#TOP 1

Hawkeng 60mm Polypropylene Washers for Insulation

hawkeng
INS60PP-BLK100-US
black
60mm x 5.2mm

Hawkeng Load Spreading 60mm Polypropylene washers for Fixing and Supporting All Types of Soft to Medium Insulation Panels and Sheets – 100PCS

The Hawkeng Polypropylene Washers are designed for fixing and supporting various insulation panels, including Expanded Polystyrene and Celotex. With a low profile of just 4.2mm when fixed, these washers provide a neat finish. They are made from tough virgin Polypropylene, making them resistant to chemicals and acids, thus ensuring durability. Their reinforced design allows for easy fixing and offers excellent rigidity and balance, making your insulation projects more efficient and secure.

9.8

Buy on Amazon Find on eBay

What We Like

Durable virgin Polypropylene material
Low profile design
Easy to fix
Compatible with various insulation types

#TOP 2 Best Panel Insulation for Roof

YOUNTHYE Self Adhesive Reflective Insulation Roll

YOUNTHYE
Reflectorfoil-1
Silver

YOUNTHYE Self Adhesive Reflective Aluminium Foam Insulation 5mm Thick, 24cm x 10m Radiator Reflector Panels, Foil Insulation Roll for Floors, Roofs, Garage Doors and Camper Vans

The YOUNTHYE Reflective Insulation is made from high-quality rubber and plastic, providing excellent thermal insulation and heat retention. This means you can keep your spaces warm in winter and cool in summer, helping you save on energy bills. Its self-adhesive design makes it easy to install, ensuring it stays in place. Additionally, it can be easily cut to fit any shape or size, making it versatile for various applications, whether at home, in the office, or even in your camper van.

9.7

Buy on Amazon Find on eBay

What We Like

Effective thermal insulation
Reduces energy bills
Easy to install
Flexible and versatile

#TOP 3

FENGSHENG-SHOP 10M Thermo Fleece 50MM Camper Van Insulation Thermal PET Recycled Plastic

FENGSHENG-SHOP
Insulation Roll
White

FENGSHENG-SHOP 10M Thermo Fleece 50MM Camper Van Insulation Thermal PET Recycled Plastic , W390 mm x T50mm

Features

Improve Home Energy Efficiency: Keep Your Home Warm In The Winter And Cool In The Summer With This Premium Thermal Insulation Roll, Reducing Your Energy Bills And Carbon Footprint.
Versatile And Durable: Suitable For A Wide Range Of Applications Including Weather Stripping, Door Seals, Roof, Shed, And Window Insulation. Made With High-Quality Polyester Material That Resists Wear And Tear, Ensuring Long-Lasting
Itch-Free Insulation: Provides Excellent Thermal Insulation Without The Itchiness Associated With Other Materials, Ensuring A Comfortable Living Space Free From Drafts And Temperature Fluctuations.

9.5

Buy on Amazon Find on eBay

#TOP 4

10M x 32CM Self Adhesive Reflective Aluminium Foam Insulation 5mm Thick

FWEEK
Black

10M x 32CM Self Adhesive Reflective Aluminium Foam Insulation 5mm Thick, Aluminum Bubble Heat Thermal Reflector Panels, Foil Insulation Roll for Floors, Roofs, Garage Doors and Camper Vans

Features

Easy To Use - Radiator Reflectors Are Easy To Use And Install, Simply Cut The Film To The Required Size And Stick Or Fix To The Surface. Self-Adhesive Design For Long-Lasting Adhesion That Won't Come Off Easily And Foldable Design Allows You To Store Easily.
Quality Materials - Our Thermal Insulation Foil Reflectors Are Made From High Quality Rubber And Plastic For Excellent Thermal Insulation And Heat Retention, Light Weight, Vapour Proof, Sound Proof, Light Blocking, Non-Conductive, Water And Moisture Resistant For Long Term Use.
Wide Range Of Applications - Radiator Foil Insulation Rolls Can Be Used In Both Outdoor And Indoor Environments Such As (wall Insulation Rolls, Kitchen Radiators, Window Insulation Films, Barrier Covers, Van Insulation And Heat Reflective Panels.

9.5

Buy on Amazon Find on eBay

#TOP 5

Hawkeng Load Spreading 60mm Polypropylene washers

hawkeng
INS60PP-BLK200-US
black
60mm x 5.2mm

Hawkeng Load Spreading 60mm Polypropylene washers for Fixing and Supporting All Types of Soft to Medium Insulation Panels and Sheets (200)

Features

100 Low Profile 60mm Polypropylene Washers Proudly Designed And Manufactured By Ourselves In The UK, Colour Black. For Fixing And Securing Expanded Polystyrene Sheets (EPS), Extruded Polystyrene (XPS) And All Types Of Soft To Medium Foam Boards Such As Celotex, Marmox, Kingspan, Stylite And Ecotherm
Low Profile Only 4.2mm When Fixed (5.2mm Total Depth), 60mm In Diameter
Screw Size: 5mm Diameter

9.5

Buy on Amazon Find on eBay

#TOP 6

SuperFOIL Foil Insulation Roll 0.6m x 5m

SuperFOIL
SF5640
Silver
0.6m x 5m

SuperFOIL Foil Insulation Roll 0.6m x 5m - Energy Saving DIY Bubble Foil Sheet - 3-in-1 Sustainable Thermal Insulation Reflective Radiant Barrier & Vapour Barrier - Multi Purpose for Home & Auto

Features

3-In-1 Insulation Solution: More Than Just A Radiant Barrier, This Multi-Layer Bubble Foil Also Provides A Vapor Control Layer To Prevent Damp And Condensation, Making It A Versatile 3-In-1 Solution For Your Insulation Needs.
Lower Your Energy Bills: Reduce Heating Costs By Reflecting Heat Back Into Your Rooms. Our Foil Insulation Acts As A Powerful Radiator Heat Reflector, Keeping Your Home Warmer In The Winter And Cooler In The Summer.
Multi-Purpose Applications: Ideal For A Wide Range Of Uses, Including Loft Insulation, Shed Insulation, Garage Doors, Campervans, And Behind Radiators. This Versatile Roll Is Your Go-To For Various Home And Auto Insulation Projects.

9.4

Buy on Amazon Find on eBay

#TOP 7

wordmouk Aluminium Bubble Insulation Foil Roll

wordmouk
0.6*5m
Silver
0.6*5m

wordmouk Aluminium Bubble Insulation Foil 0.6x5m Heat Reflective Radiator Reflector Foil Thermal Insulation Roll Vapour Barrier Radiator Reflector Panel for Wall Loft Caravan Home Shed Auto

The wordmouk Insulation Foil is an effective solution for minimising heat loss in your home. Made from durable materials, it reflects over 96% of heat back into the room, ensuring your space remains warm and dry during winter. In summer, it prevents external heat from entering, helping you stay cool. The easy installation process allows you to cut the foil to fit your radiator without any tools, making it a convenient choice for energy savings. Additionally, its multi-purpose use means you can apply it in various settings, from walls to attics.

9.3

Buy on Amazon Find on eBay

What We Like

Excellent heat reflection
Energy bill reduction
Easy to install
Multi-purpose applications
Recyclable and reusable

#TOP 8 Best Panel Insulation for Floor

Jablite 25mm Multi-Purpose Insulation Boards

LOWENERGIE
1234
Grey

Jablite 25mm Multi Purpose Insulation Boards Floor Wall Roof & Underfloor Heating (12)

The Jablite HP Insulation Boards are designed for various insulation needs, making them versatile for your projects. With a high-performance closed cell expanded polystyrene, these boards reflect heat effectively, enhancing thermal performance. They are tested and approved by the British Board of Agrément, ensuring reliability and safety. You can use them in temperatures up to 80°C, making them ideal for underfloor heating systems. Their resistance to moisture and freeze-thaw cycles means you can trust them to last throughout the life of your building.

9.1

Buy on Amazon Find on eBay

What We Like

High thermal performance
Moisture resistant
Suitable for underfloor heating
BBA approved
Durable for building lifespan

#TOP 9

Takezuaa Car Sound Deadening Insulation Mat

Takezuaa
Takezuaa
Silver
3 Roll

Takezuaa 200cm*50cm 10mm Thick 3 Roll Car Sound Deadening Self Adhesive Mat,Van Insulation & Soundproofing Panel,Audio Noise Insulation Motor Home Van Campervan Insulations Panel

The Takezuaa Sound Deadening Mat is designed to enhance your driving experience by providing excellent sound insulation and shock absorption. Its fireproof and waterproof materials effectively reduce road vibrations and engine noise, ensuring a quieter ride for you. The self-adhesive design makes it easy for you to cut and apply in various spaces within your vehicle. Additionally, the mat's heat insulation properties help maintain a comfortable temperature inside your car, keeping it warm during winter and cool in summer.

8.9

Buy on Amazon Find on eBay

What We Like

Effective sound insulation
Self-adhesive for easy application
Good heat insulation
Shock-absorbing properties
Versatile for multiple applications

#TOP 10

Dripex Double Aluminium Bubble Foil Insulation

Dripex
D1DBFI
Silver
0.6m x 10m(6㎡)

Dripex Double Aluminium Bubble Foil Insulation Loft Wall Boat Loft Caravan Home Wall Shed - Various Size (0.6m x 10m(6㎡))

The Dripex Bubble Foil Insulation is crafted from healthy, non-toxic aluminium foil film, ensuring safety in your home. It effectively blocks radiant heat transfer, helping you maintain a cooler environment in summer and a warmer one in winter. By reducing the strain on your heating and cooling systems, this insulation can significantly lower your utility bills. Additionally, it is versatile enough to be used in various locations, including attics, storage sheds, and metal buildings, making it a practical choice for your insulation needs.

8.8

Buy on Amazon Find on eBay

What We Like

Non-toxic, safe material
Energy-saving benefits
Easy to install and maintain
Versatile for various uses

Editor's Notes

During our plastic panel insulation research, we found 44 plastic panel insulation products and shortlisted 10 quality products. We collected and analyzed 12,136 customer reviews through our big data system to write the plastic panel insulation list. We found that most customers choose plastic panel insulation with an average price of £20.34.

The plastic panel insulation are available for purchase. We have researched hundreds of brands and picked the top brands of plastic panel insulation, including hawkeng, YOUNTHYE, FENGSHENG-SHOP, FWEEK, SuperFOIL.

Written by

Corey Phillips

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.