Description
Sikalastic®-488 is a high performance, hand-applied, low VOC, moisture-curing single-pack elastomeric polyurethane waterproofing membrane. Sikalastic®-488 is directly foot-trafficable. Sikalastic®-488 is the base coat membrane used within the SikaRoof® MTC-UV systems.
USES
It is designed for diverse waterproofing including:
- Balconies
- Terraces
- Podium decks
- Plant room floors
- Inverted roofs
- Under tile beds
- Under paver-pad systems
CHARACTERISTICS AND ADVANTAGES
- Seamless membrane
- High resistance to puncture and standing water
- Quick tack-free surface
- Low VOC
- High elongation
- Class III membrane
- Crack bridging capability, no reinforcement needed
- Elastomeric behaviour
- Single pack, ready to use
COLOURS
Light Grey
PACKAGING
15 Litres
Relative air humidity
Between 20 and 90%
Substrate temperature
+5 to +35 oC
Substrate moisture content
Up to 5%
Waiting time to overcoating
In normal conditions, Sikalastic®-488 can be recoated with another layer of Sikalastic®-488 after one night and within 2 days. In case of rain or if the recoating interval was exceeded, light abrasion and reactivate this with Sika Thinner C, come back to the substrate by grinding.
Consumption
SikaRoof® MTC-12 UV
1.2mm DFT system- 10m2 per 15L pail
SikaRoof® MTC-14 UV
1.4mm DFT system- 8.6m2 per 15L pail
SikaRoof® MTC-20 UV
2.0mm DFT system- 6m2 per 15L pail
SUBSTRATE PREPARATION
Surface must be clean, sound, smooth and dust-free as well as oil-free. Please refer to the ‘SikaRoof® MTC-UV systems’ method statement for further information.
MIXING
Ready-to-use pails. Mix until homogenous.
APPLICATION
Sikalastic®-488 can be applied with a brush or a roller to the desired thickness.
Apply Sikalastic®-488 (au) at the recommended coverage rates for the specific SikaRoof® MTC-UV system that is being installed. The dry film thickness for each coat is mentioned on this PDS.
Allow Sikalastic®-488 (au) to cure for a minimum 16 hours or until tack free before applying the following layer.
Do not allow more than 48 hours between coats of Sikalastic®-488 (au) otherwise abrasion and reactivation will be required before proceeding.
Sikalastic®-488 can be subject to foot traffic after 24 hours.
CLEANING OF EQUIPMENT
Reusable tools should be cleaned carefully with Sika Thinner C before curing.
Sikalastic 488 AU Product & Safety Datasheets
Sikalastic®-488 (au) – Sika’s Website
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