Winsor & Newton Galeria Gloss Medium 500ml

Product Code: P003296

Online Exclusive
Click image for full screen
Mouseover the image to zoom

£11.50 RRP: £14.99Save 23%£0.02 per ml

In stock


Winsor & Newton Galeria Gloss Medium will increase the brilliance, transparency and finish of your acrylic colours, while also improving their hold.

  • You can use it for glazing or for building up layers of luminous, transparent layers of colour.
  • Winsor & Newton Galeria Gloss Medium is one of a wide range of fine-quality, excellent-value mediums for acrylic colour.
Delivery & Returns

We dispatch orders every working day (ie Mon-Fri, not including Bank Holidays) for all delivery options. 

UK Next Working Day Delivery - Free on orders over £75
Order by 2 pm Mon-Fri: £7.95

UK Standard Delivery - Free on orders over £40
Within 3-5 working days: £3.95

Click & Collect 
Free over £10, from Cass Art stores. Available to collect within 2 working days.

Free over £40, from your chouce of 7,000 Collect+ points across the UK. Available to collect within 2 working days.

UK Saturday Delivery
Select our Saturday delivery option any day of the week (by Noon on Friday) to have your order delivered on the following Saturday: £9.00

Ireland & International Delivery - Free on orders over 50€
Within 3-5 working days: 10€ or 15€

To return items, please contact us by email on or by phone on +44 (0)20 7619 2601 to let us know.

We'll then send you a free returns label or organise a collection, free of charge as long as it is in a resellable condition and within 14 days.

Once we've recieved your return we'll process tha package and the refund should be back in your account within 48 hours.

Ask a Question

3 Customer Reviews

* * * * *

Powered by

Score Date Customer Comments


* * * * *


* * * * *
13th September 2017 Reviewed by Anne Emmett See below.


* * * * *


* * * * *
16th February 2017 Reviewed by Fcarruthers Great product at a great price.


* * * * *


* * * * *
25th January 2017 Reviewed by Hilary Allen I use the gloss during the painting process, adding to my paint and as a final finish, diluted with water for a satin finish.
Load more reviews...