Security Never Looked So Good!. Invisi-Gard Security Screens offer unparalleled clarity of vision with enhanced security.. Service: Customising, Installation. Item: Doors, Windows. Kind: External, Hinged. Use: Residential. Service Option: Free Quotes. Feature: Powder Coated. Material: Aluminium, Stainless Steel Mesh. Assurance: Australian Made, Standards Australia, Warranties