Substrate preparation

Products

Filling primer

ARDEX P 21

Fills and primes in a single step
Can be used on almost all substrates
For absorbent and non-absorbent substrates
Rapid drying
Rapid revision

Images and Videos

Area of Application
Area of Application ARDEX P 21

Indoor. Floor.
Filling primer and bonding agent for absorbent and non-absorbent substrates such as:

Concrete

Cement screeds and calcium sulphate screeds

old, firmly adhering, waterproof adhesive residues

old levelling compounds

Magnesia and wood wool screeds

Mastic asphalt screeds

Tiles and slab coverings

Terrazzo

Dry screeds

Wooden floorboards

P4 chipboard

sanded OSB boards

matt ground coatings.

For receiving ARDEX floor levelling compounds in combination with floor coverings, pre-finished parquet and ARDEX tile adhesives.

Technical data

Technical data ARDEX P 21

Mixing ratio approx.

Component A	Component B	Condition
10 kg powder	5 kg Dispersion	2 : 1 by weight

Material requirement approx.

Consumption	Condition
200 – 800 G/m	Depending on the surface condition and the tool used

Processing time approx.

30 Minute(s)

Drying time approx.

Time	Condition
60 Minutes	On absorbent substrates
90 Minutes	On dense substrates

Application Ambient conditions

+20°C

Suitable for underfloor heating

Yes

Labelling according to GHS/CLP

Labelling according to GHS/CLP	Component
See relevant safety data sheet	Component A
See relevant safety data sheet	Component B

Labelling according to ADR

Component	Labelling according to ADR
Component A	See relevant safety data sheet
Component B	See relevant safety data sheet

EMICODE

EC 1 PLUS = very low emissions PLUS

Packaging

Components packed in a mixing bucket, each containing:
2 bags, each with 5 kg of component A (powder) net and
1 ARDEX ReduxPACK with 5 kg of component B (dispersion) net

Storage

Can be stored frost-free for approx. 12 months in the original sealed container.

Downloads
Links and Downloads

Technical Data Sheet
Safety Data Sheet
EC 1 Plus Licence

Product details

Coverage & Packaging

ART.-BEZ.	Coverage	Item Number	EAN	Packaging
ARDEX P 21 - 15 kg	bucket	8066	4024705320757	24 buckets/pallet

Links and Calculator

Calculator for ARDEX P 21

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Area to be covered in m²
Joint length in cm

Layer thickness in cm

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The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

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Trowel notch

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Depth in mm Area to be covered in m²

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The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

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Depth in mm Area to be covered in m²

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The number of kg required

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

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Depth in mm Area to be covered in m²

Result

The number of kg required

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

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Depth in mm Area to be covered in m²

Result

The number of kg required

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

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Notch trowel
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Area to be covered in m² (for 2 trowel layers)

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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).
Grout (check joint width)

Joint length in running meters

Tile Dimensions
Length (mm)

Breadth (mm)

Joint Dimensions
Width (mm)

Depth (mm)

Results

The number of kg required per square metre

On kg container is sufficient for:

m²

How many unit(s) will I need?

Enter the area of your project here (m²):

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

Result

Required quantity in ml

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

Select

Area to be covered in m² Installation thickness split mortar

Slab size
Length (mm)

Breadth (mm)

Joint Dimensions
Width (mm)

Depth (mm)

Results

The number of kg required per square metre

On kg container is sufficient for:

m²

How many unit(s) will I need?

Enter the area of your project here (m²):

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

Result

The number of kg required

The number of units required for your project

Quantity of chippings in kg

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

Select

Mixing ratio
Joint length in meters

Layer thickness in cm
Area to be covered in m²

Results

The number of kg required

The number of units required for your project

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

ARDEX P 21

Area of Application ARDEX P 21

Technical data ARDEX P 21

Links and Downloads

Coverage & Packaging

Calculator for ARDEX P 21

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The number of kg required

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The number of kg required

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The number of kg required

The number of units required for your project

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Results

The number of kg required per square metre

On kg container is sufficient for:

How many unit(s) will I need?

The number of units required for your project

Result

Required quantity in ml

The number of units required for your project

Select

Results

The number of kg required per square metre

On kg container is sufficient for:

How many unit(s) will I need?

The number of units required for your project

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The number of units required for your project

Quantity of chippings in kg

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