SouthernMaple
Chumono
thanks for the tip, it worked greatSomeone recommended drywall mesh as a screen/filter and now it's all I use. It's adhesive on one side so it's easy to apply. Here's the kind I use:
Red Devil 1226 Onetime Fiber Mesh Crack Patch 6" x 75' Wall Repair Fabric - - Amazon.com
Red Devil 1226 Onetime Fiber Mesh Crack Patch 6" x 75' Wall Repair Fabric - - Amazon.comwww.amazon.com