Wall levelling compounds

Products

Universal wall filler

ARDEX W 820

Can be applied by hand, roller or spray
Variable water adjustment
High stability
Zero extraction possible
For layer thicknesses from 0 to 20 mm

Images and Videos

Area of Application
Area of Application ARDEX W 820

For indoor use, walls and ceilings.

Filling and smoothing wall and ceiling areas

For producing surfaces of finish levels 1–4 according to ÖNORM B 3415 on gypsum and gypsum fibre boards

Efficient filling and smoothing using spray or roller application

Filling joints and filling drywall systems and precast concrete ceilings

Technical data

Technical data ARDEX W 820

Mixing ratio approx.

Component A	Component B	Consistency
11 – 12.5 l water	25 kg powder
1 Part water	2 RT powder
15 – 16 l water	25 kg powder	Roll application

Material requirement approx.

Material requirements	Condition
1.0 kg powder per m² and mm	With 11.0 – 12.5 litres of water
0.9 kg powder per m² and mm	With 15.0 – 16.0 litres of water
280.43 G per m²	For implementation stage 1
142.57 G per m²	For implementation level 2

Execution stage

Consumption	Execution stage
0.3 kg/m²	1
0.1 kg/m²	2 based on 1
0.2 kg/m²	3 based on 2
1.0 kg/m²	4, full-surface filling per mm

Bulk density approx.

1,10 kg/l

Fresh weight approx.

1,50 kg/l

Processing time approx.

3 Hour(s)

Paint coating and gluing work

After drying

Application Ambient conditions

+20°C

Bending tensile strength approx.

Bending tensile strength approx.
2 N/mm²

Compressive strength approx.

Compressive strength of approx.
4 N/mm²

PH value approx.

Labelling according to GHS/CLP

See relevant safety data sheet

Labelling according to ADR

See relevant safety data sheet

EMICODE

EC 1 PLUS = very low emissions PLUS

Product classification

Thin-layer plaster Gypsum dry mortar C6/20/2 according to DIN EN 13279-1
Joint filler for joint filling without joint covering strips, type 4B, according to EN 13963
Non-combustible building material, Class A1 according to EN 13501, Part 1

Packaging

25 kg net bag

Storage

Can be stored in dry rooms for approx. 12 months in the original sealed container.

Downloads
Links and Downloads

Technical Data Sheet
Safety Data Sheet
Declaration of Performance
Declaration of Performance
EC 1 Plus Licence

Product details

Coverage & Packaging

ART.-BEZ.	Coverage	Item Number	EAN	Packaging
ARDEX W 820 - 25 kg	paper bag	4640	9006445046406	40 bags/pallet

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Calculator for ARDEX W 820

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The calculator below will tell you how large an area a unit of the selected grout will cover, based on the dimensions that you supply. Simply enter the required figures in the boxes below and view the results in the results box. All tile and joint dimensions are rounded up to the nearest number (no decimal points).
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Area to be covered in m² Installation thickness split mortar

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Mixing ratio
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Layer thickness in cm
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ARDEX W 820

Area of Application ARDEX W 820

Technical data ARDEX W 820

Links and Downloads

Coverage & Packaging

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