Wooster 1 gal. Paint Can Grid 00R0080000 - The Home Depot
Linzer Heavy Duty 5 gal. Metal Bucket Grid HD RM 416 H - The Home Depot
Using a Paint Roller Like a Pro - This Old House
Project Source 4.84-in x 8.54-in Metal Paint Grid in the Paint Grids department at Lowes.com
Amazon.com: Home-X - Metal Paint Roller Grid for 5 Gallon Paint Cans, Bucket Roller Grid is Perfect for Straining Excess Paint so You Get The Perfect Coverage with Every Brush : Tools