Yes this is UV stabilized.
Non Metallic Corrugated Conduit is manufactured to comply with relevant sections of AU/NZ
2053 and comes in Medium Dutyand Heavy Duty grades. Medium Duty products are UV stabilised.
Operative temperature range is -15°C to +65°C.
One of the main benefits of Non Metallic Corrugated Conduit is that it can be tightly coiled without effort or damage to wall sections, nor will there be any reduction in cross
sectional area. This significantlyreduces installation time in difficult situations and the number of fittings required.

Please go to the following links below and check under the Documentation Tab for more information.
Australia - https://www.clipsal.com/products/detail?CatNo=279C25&itemno=279C25-GY&backto=/search?q=279C25&tab-document-1=0
New Zealand - https://www.pdl.co.nz/products/detail?CatNo=279C25&itemno=279C25-GY&backto=/search?q=279C25