Kiilto EcoAcryl

Low-emission, elastic acrylic sealant for sealing, jointing and filling structures in dry interior areas.

Special features

  • Elastic acrylic sealant with M1-emission classification
  • For sealing inside corners, ceiling and wall junctures in dry areas
  • Paintable with water-based paints




Kiilto EcoAcryl is a low-emission acrylic sealant for jointing and sealing. Suitable applications include door and window frames as well as other structures, corners, joints, interior lining board and cracks. Kiilto EcoAcryl builds a strong adhesion on various materials including wood, construction boards, some metals (incl. air pipes), screeds, concrete and paint. Can be painted with water-based paints. If needed, test the paint's suitability with the material before use. Complies with the requirements of EN 15651:-1:2012 standard.

Package Size EAN Code
300 ml 6411512460291



5 x 5 mm joint, approx. 12 m / cartridge

Curing rate

Dust-dry approx. 30 min/+20 °C, paintable after 1-3 d (depending on conditions and joint dimensions)

Density/specific weight

approx. 1.6 kg/l

Max. joint distortion

10 % of the joint width

Package sizes

300 ml cartridge


Can be stored unopened, above +1 °C. Best before date: see cartridge.

Temperature resistance when dry

-20…+70 °C


acrylic dispersion

Instructions for use

The surface to be jointed must be free from dust and grease. Solid foam plastic profile can be used as joint bottom filler. Highly absorbent substrates can be primed with Kiilto EcoAcryl diluted with water (2 parts water + 1 part EcoAcryl).

Cut open the cone at the front end of the cartridge. Screw the extrusion tip in place and cut it to the desired size. The surface to be jointed must be free from dust and grease. Press sealant to the joint and smooth it immediately by using a trowel or fingertip moistened with clean water.

Additional information

The information given in this product data sheet is based on our tests and our practical knowledge. The technical data is defined in standard conditions. Variations in local working conditions will affect the product performance and result. The result is also strongly affected by working methods. We guarantee the high quality of our products according to our Quality Management System. No liability can be accepted from incorrect use of the product or prevailing conditions, over which we have no control. Thus, we cannot be held responsible for the final result. The correct use of the product presupposes that the user has made him/herself aware of the contents of the working instructions and procedure guide, if provided.

Environment and safety

Avoid unnecessary skin contact and exposure with the fresh product, use safety gloves. For more information on Kiilto EcoAcryl, please refer to its specific product data sheet. For more information on product and package disposal, visit

M1 emission classification for building material
CE marking
The Nordic Swan Ecolabel