Onetz diluted with water decreases surface tension of liquid colours and degeases undercoats such as lacquered pallets of painting boxes.
Delivery & support
Orders over £30 benefit from FREE delivery. Most orders delivered to a UK address will arrive within 5-7 working days, however, we acknowledge that delivery times to some outlying areas may occasionally take a little longer.
Need your supplies quickly?
There is an option to select express delivery at the checkout, the cost of which will vary depending on order size. Alternatively, you can contact us on 0800 980 1123 for a postage quote.
See here for information about international postage rates.
- Schmincke Watercolour Mediums