Stauf SPU 425 highly elastic SPU adhesive

Stauf SPU 425 highly elastic SPU adhesive: in an aluminium bag or cartridge for stripe wise elastic installation of wood flooring.

Special features

• elastic bonding
• easy installation of wood fl ooring
• adhesive residues easy to remove
• solvent-free, no labeling required, water-free

Suitable for installation of

• solid planks starting with thickness of 20 mm with manufacturer approval for stripes istallation
• multiple layer wood flooring starting with 14 mm thickness, triple layer, with manufacturer approval for stripes istallation
• wood strip flooring according to DIN EN 13226 with manufacturer approval for stripes istallation

Suitable subfloors

• concrete C 25 / 30 according to DIN 1045 (non-skid surface)
• calcium sulphate (flow) floors
• mastic asphalt screed, only after priming with STAUF VEP 195
• STAUF levelling compounds for wood flooring
• chipboards V100 (E1), OSB boards
• cement floors

Suitable primers

• STAUF VDP 130
• STAUF VPU 155 S
• STAUF VEP 195
• STAUF WEP 180

Suitable levelling compounds

• STAUF XP 40
• STAUF XP 20
• STAUF FZ
• STAUF RM
• STAUF PU
• STAUF SSP RAPID

Suitable underlays

• STAUF polyester fleece
• STAUF Decoupling/stress relief board

Product properties

• aging-resistant
• elastically deformable
• not sensitive to frost
• fast setting

Color

• beige

Required quantities per m²

• approx. 600 g when applied with caulking gun and 8 cm stripe distance

Open time

• approx. 20 minutes at 20 °C

Accessibility

• after 24 - 48 hours
• Grinding/polishing: after 24-48 hours

Room climate at work site

• minimum 15 °C, maximum 75% rel. humidity, preferably max. 65%

DIBT

• Z-155.10-59

Shelf-life

• 12 months

Giscode

• RS 10

Emicode

• EC1 plus

Available Packaging

• 600 ml aluminum bag