Best Styrodur 20 Mm 2026

Advertising Disclosure

Last Updated - 27.03.2026

Best Choice

01

Generisch

XPS Insulation Panels 20 mm - for 15.8 m² Surface | Waterproof & Pressure-resistant Perimeter Insulation Made of Extruder Foam | Ideal for Floor & Radiator Insulation | Frost-Proof - for Indoor and Outdoor Use

Show more
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Water resistance: extremely water-repellent XPS insulation board, ideal for inverted roofs and areas with constant moisture exposure
Versatile: perfect for perimeter insulation, floors, reverse roofs and green roofs
Product details: 20 mm panel thickness, frost-resistant and dimensionally stable, for long-lasting insulation performance
Pressure resistance: heavy-duty insulation board made of extruded polystyrene, suitable for patios and heavily stressed surfaces
Heat insulation: excellent insulation performance with a thermal conductivity value of 0.033 to 0.035 W/(m·K) for optimal energy efficiency

125,50 €
02

ZIEMER

Styrodur 2.0 cm x 56 cm x 117 cm 5 Panels Thermal Insulation Panels Suitable for Bathroom Renovations and Floor Insulation

Show more
9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide application: ideal for indoor and outdoor use, e.g. as insulation for walls, floors or ceilings. The material is resistant to moisture and mould.
Straight and smooth edge and surface design – colour: mint green
Set of 5 panels - thickness 2.0 cm - width 56 cm - length 117 cm - 3.27 m²
Resistant to moisture, mould and rot
Product safety: this product is only suitable for people over 14 years. Not a toy, but decoration, thermal insulation and model building items.
Material: Styrodur 2800 C, foam weight, strength 30 kg/m³, B1 flame retardant, Euro class E, DIN EN 13501-1, Styrodur 2800 C from BASF, Styrodur = reg. Brand: BASF
Machining - easy to cut with universal hand saw or utility knife
Lightweight and robust insulation boards: the Styrodur 10 mm thick panels provide excellent thermal insulation.
High compressive strength - room foam weight 30 kg/m3 - B1 fire behaviour DIN EN 13501-1: E - building material class DIN 4102-1
Easy to use: the panels are easy to cut and lay. Styrodur panels are an excellent solution for insulation purposes in construction and renovation. This extruded polystyrene foam board is characterised by its high thermal insulation capacity and is perfect for insulating walls, ceilings and floors. With a raw density of approx. 30 kg/m³, the plates are easy to handle and can be easily cut. The Styrodur panels are moisture-resistant, ageing resistant and dimensionally stable. With their excellent insulation properties, they contribute to effective energy saving and ensure a pleasant indoor climate.

64,60 €
03

Styrodur

Styrodur 2800 C, Polystyrene Hard Foam Board, Waffle Structure, Thickness 20 mm (1250 x 600, 1)

Show more
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Simple and practical processing with suitable saws or filament cutting machines
No harmful dust during mechanical processing
Low weight
Can be laid in all weather conditions

24,15 €
Value for Money

04

TAIANJI

TAIANJI Pack of 5 Foam Board, Hard Foam, Craft Board, Model Hard Foam, DIY Styrofoam Panels, Handmade Hard Foam Board for Landscape Modelling (20 mm)

Show more

15% Off
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide application: hard foam board XPS have a closed cell structure that provides excellent heat and sound insulation and can also be used for DIY work, decoration, packaging, model making, etc
High-quality materials: polystyrene panels are made of high-quality hard foam. These rectangular craft foam sheets are non-toxic and odourless, have a smooth surface and are free from impurities, which makes them very suitable for making delicate and difficult DIY crafts. Whether you are doing modelling projects, designing micro landscapes or creating artwork, this foam is the ideal choice
Extremely creative: hard foam boards are ideal for creative DIY projects. You can do unique crafts with it and turn your creativity into the reality required by the project. Whether you are doing modelling projects, designing micro landscapes or creating artwork, this foam is an ideal choice
Easy to cut and work with: High-density hard foam board is easy to cut and retain its shape, and by bending and grinding, they can be repaired. Very suitable for decorative design with acrylic paint, glitter, rope, flowers and plants
Blue Styrodur craft: hard foam board 20 mm, the size is 30 x 20 x 2 cm. Polystyrene sheets are made of high-density non-porous foam, which is stronger than the usual thickness and can be used for DIY creations

15,28 € 17,99 €(15% Off off)
05

Klemer Spezialbaustoffe

Polystyrene Insulation Panels EPS DEO 035 dm - 100 kPa

Show more
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Very versatile.
Universal insulation, from pressure-resistant to particularly pressure-resistant.
Format: 1000 x 500 mm, various thicknesses.
Edge formation blunt, step fold or tongue and groove.

43,93 €
06

Handelskönig

Neopor® NEO WLG 032 20 mm Styrofoam External Wall Insulation Boards, 1000 x 500 mm, Pack of 20 Boards (10 m²)

Show more
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Top quality: Environmentally friendly due to high eco-efficiency, easier handling due to weight advantage, dust-free and quick installation.
Technical data: Dimensions: 1000 mm x 500 mm. Thermal conduction group: 032.
Features: Low absorption of moisture, diffusion-open, stable and dimensionally stable, water-repellent, ageing and rot-resistant, weather-independent design.
Areas of application: High-quality facade insulation, Neopor insulation board EPS WDV NEO with excellent insulation capacity for modern, environmentally efficient work in facade insulation (WLG 032).

49,90 €
07

ZIEMER

Styrodur 1.0 cm x 56 cm x 117 cm 10 Insulation Panels Suitable for Bathroom Renovation Floor Insulation and Impact Sound Insulation Model Building Landscape Model Making and Architectural Model Making

Show more
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide application: ideal for indoor and outdoor use, e.g. as insulation for walls, floors or ceilings. The material is resistant to moisture and mould.
Styrodur panels are an excellent solution for insulation purposes in construction and renovation. This extruded polystyrene foam board is characterised by its high thermal insulation capacity and is perfect for insulating walls, ceilings and floors. With a raw density of approx. 30 kg/m³, the plates are easy to handle and can be easily cut. The Styrodur panels are moisture-resistant, ageing resistant and dimensionally stable. With their excellent insulation properties, they contribute to effective energy saving and ensure a pleasant indoor climate.
Set of 10 panels - thickness 1.0 cm - width 56 cm - length 117 cm - 6.55 m²
Resistant to moisture, mould and rot
Product Safety: Our products are only suitable for people over 14 years old. They are not toys, but decorative thermal insulation and model building items.
Material: Styrodur 2800 C, foam weight, strength 30 kg/m³, B1 flame retardant, Euro class E, DIN EN 13501-1, Styrodur 2800 C from BASF, Styrodur = reg. Brand: BASF
Machining - easy to cut with universal hand saw or utility knife
Lightweight and robust insulation boards: the Styrodur 10 mm thick panels provide excellent thermal insulation.
High compressive strength - room foam weight 30 kg/m3 - B1 fire behaviour DIN EN 13501-1: E - building material class DIN 4102-1
Edge and surface design straight/smooth - colour mint green DIN EN 13501-1

64,50 €
08

Occzin

Occzin Pack of 6 Foam Panels, Styrodur 20 mm, Styrofoam Board, XPS Panels, Hard Foam Board, Foam Board (Pack of 6, 40 x 30 x 2 cm)

Show more
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide application: whether as a polystyrene board, foam board, large Styrodur boards 10 mm, 20 mm, 30 mm crafts, polystyrene board or hard foam board 20 mm - our products are suitable for versatile applications such as diorama accessories, packaging, DIY work, school projects and much more. The closed cell structure provides excellent heat and sound insulation.
Perfect for creative and delicate projects: our polystyrene panels are odourless, non-toxic and ideal for demanding crafts such as tabletop terrain, nativity construction, or decorative design with foam clay and EVA foam 5 mm. Turn your ideas into high-quality, durable artwork.
High-quality polystyrene boards: Our polystyrene sheets and hard foam boards are made of high-density non-porous hard foam, which is particularly robust and dimensionally stable. Ideal for diorama model making, model making accessories and creative crafts. The smooth surface allows easy processing with acrylic paints, styrofoam, mod podge and other craft materials.
Easy to cut foam: Our high-density hard foam board can be easily cut to size and retains its shape permanently. Thanks to its flexibility, it can be easily repaired or adjusted by bending and grinding. Ideal for creative decorations with acrylic paint, glitter, ropes, flowers and plants - perfect for demanding craft and model building projects.
Blue foam board set: This set contains 6 pieces of 20 mm hard foam boards in the size 30 x 20 x 2 cm. The polystyrene sheets are made of high-density closed-pored foam, which is thicker and more robust than conventional polystyrene sheets 20 mm. Perfect for creative DIY projects and versatile applications such as model making, decoration and more.

29,98 €
09

Occzin

Pack of 6 Foam Panels, Styrodur 20 mm, Styrofoam Board, XPS Panels, Hard Foam Board, High Density Foam Board for DIY, Model Making, Diorama, Crafts, (30 x 20 x 2 cm)

Show more
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide application: whether as a polystyrene board, foam board, large Styrodur boards 10 mm, 20 mm, 30 mm crafts, polystyrene board or hard foam board 20 mm - our products are suitable for versatile applications such as diorama accessories, packaging, DIY work, school projects and much more. The closed cell structure provides excellent heat and sound insulation.
Perfect for creative and delicate projects: our polystyrene panels are odourless, non-toxic and ideal for demanding crafts such as tabletop terrain, nativity construction, or decorative design with foam clay and EVA foam 5 mm. Turn your ideas into high-quality, durable artwork.
High-quality polystyrene boards: Our polystyrene sheets and hard foam boards are made of high-density non-porous hard foam, which is particularly robust and dimensionally stable. Ideal for diorama model making, model making accessories and creative crafts. The smooth surface allows easy processing with acrylic paints, styrofoam, mod podge and other craft materials.
Easy to cut foam: Our high-density hard foam board can be easily cut to size and retains its shape permanently. Thanks to its flexibility, it can be easily repaired or adjusted by bending and grinding. Ideal for creative decorations with acrylic paint, glitter, ropes, flowers and plants - perfect for demanding craft and model building projects.
Blue foam board set: This set contains 6 pieces of 20 mm hard foam boards in the size 30 x 20 x 2 cm. The polystyrene sheets are made of high-density closed-pored foam, which is thicker and more robust than conventional polystyrene sheets 20 mm. Perfect for creative DIY projects and versatile applications such as model making, decoration and more.

19,98 €
10

doitBau

12 m² doitBau EPS Insulation Board WLG032 20 mm Polystyrene Insulation Facade Insulation, Basement Ceiling Insulation, Floor Ceiling Insulation, Loft Insulation ETICS

Show more
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Technical data: Manufacturer: doitBau. Material: expanded polystyrene (EPS). Colour: silver grey. Thermal conductivity: 0.032W/mK (WLG 032) Grade: E. Gross density: 15kg/m³. Insulation thickness: 20 mm. Dimensions of each plate: 1 m x 0.5 m. Contents: 12 m²
Optimised facade insulation: The doitBau EPS insulation board WLG032 is part of the doitBau thermal insulation composite system "EPS". It has a blunt edge and offers optimal grip for adhesive and reinforcement mortar thanks to its rough surface.
Improved thermal insulation: The grey polystyrene hard foam board stands for the new generation of EPS, which has an even better thermal insulation capacity compared to white insulation boards. It is low shrinkage and ideal for efficient building insulation.
Certified quality: With the European technical approval ETA- 12/0563 and building authority approval as part of the doitBau thermal insulation composite system (DIBT approval number Z-33.84-1484).

42,39 €