Blooma Dark green PVC-coated High-density polyethylene (HDPE) Mesh screen, (L)5m (H)0.5m (W)0.5m | DIY at B&Q
General purpose budget PVC coated mesh – Profabrics
Clear Mesh Netting Material - 4'x5' - Plastic Mesh Screen Netting for Fish Aquarium Screen Top Cover - Aquarium Mesh Top - Aquarium Mesh Screen (4' x 5') : Amazon.co.uk: Pet Supplies
Blooma Dark green PVC-coated High-density polyethylene (HDPE) Mesh screen, (L)5m (H)1m (W)1m | DIY at B&Q