Is Prolux Coating UV and Weather Resistant?
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Quick answer
Prolux coating is a two-component aliphatic polyurethane finish with strong resistance to UV rays, yellowing and general weathering. This makes it suitable for external use and surfaces that receive direct sunlight, as well as demanding indoor areas. The product is also CE marked to EN 1504-2, which supports its use as a protective coating on properly prepared tiles, concrete, plastic and steel. It is available in gloss or satin finishes and can be customised in multiple colours.


If you are planning a silver grey kitchen tile finish, UV resistance can be more important than it first appears. Kitchens with large windows, skylights or adjacent conservatories allow strong natural light onto surfaces, and some coatings may begin to shift in tone over time. A coating with good weathering performance helps the finished colour stay closer to the shade you originally selected.
What UV and weather resistance means for Prolux
Prolux is a two-component aliphatic polyurethane coating with stated resistance to UV rays, yellowing and weathering. This makes it suitable for exterior applications as well as interior surfaces that receive regular sunlight. The product is CE marked to EN 1504-2, with a Declaration of Performance, and is mixed at a 2:1 ratio. It is available in gloss or satin and can be customised in multiple colours, so the protective benefits do not have to compromise a chosen silver grey tone.


Using Prolux on kitchen tiles and other surfaces
Prolux is suitable for tiles, concrete, fibreglass, plastic and properly prepared steel. For kitchen tiles being repainted or coated in a silver grey finish, the surface should be clean, dry and prepared according to the product instructions before application. The coating is designed to resist abrasion, so it can handle foot traffic and everyday cleaning in a busy kitchen.
For full product details, coverage and available sizes, see the “Prolux” – PU coating for tiles, concrete, plastic and metal – suitable for driveable surfaces page. An optional anti-slip finish is also possible for wet areas where additional grip may be needed.
When this matters
UV and weathering resistance becomes especially relevant when a surface is positioned near large windows, patio doors or skylights, or when it is used outdoors on balconies, steps or external parking areas. In these situations, a coating without sufficient UV stability can gradually yellow or lose its original colour, which is more visible on light silver grey tones.
If the same project also involves exterior repairs or vertical stone work, a product such as “Magelstick” – Epoxy Mastic for Stone, Metal, and Cement Bonding and Grouting may be worth considering, as it also offers UV and weather resistance for outdoor use. However, for a full protective topcoat on tiles and similar surfaces, Prolux is the more direct option.

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Choosing a UV-stable coating is a practical step when refreshing kitchen tiles in a silver grey finish. It helps the surface maintain its tone without early yellowing, while still offering the hard-wearing protection expected in a busy kitchen or exterior setting.
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