AquaArm WPU Ultra

At a glance

Coverage

2 kg/m² for 1 mm DFT

Coats

2

Touch dry

Tack-free 12-16 hours @ 27°C

Recoat after

12-16 hours @ 25°C

Apply with

Lamb's wool roller, brush or spray

Pack sizes

25 kg pails

Shelf life

6 months from manufacturing (unopened, 4-27°C)

Curing

Full cure 72 hours @ 27°C (1.2 mm)

Good to know

Conforms to ASTM C-836; elongation 450% (ASTM D412); tensile strength 1.4 N/mm²; solids 65%; dry film white; minimum DFT 1 mm; protect with screed or plaster

Why choose it

• Single component, no mixing of parts
• Very high stretch (450% elongation)
• Bridges cracks up to 1.5 mm
• Seamless membrane with no joints
• Resists water pressure, chlorides and alkalis

How to use it

Concrete must be at least 28 days old and dry (moisture below 5%). Wire brush and vacuum, fill cracks with SBR-modified mortar, form fillets at corners, then apply the epoxy primer and coat while it is still tacky.

Recommended system

1. AquaArm Ultra Primer
2. ReArm SBR
3. AquaArm Proof WP10