Sized to fit all drain openings!  Sturdy Stainless Steel 10" Dome,  Scissors and stainless steel hardware that withstands extreme conditions. 

Lock out stones and debris with two quick twists of the wrist and prevent costly drain clogs for decades to come. Innovative guard adjusts to most residential and commercial roof drains, eliminating the expense and clutter of an extensive inventory of strainer sizes.

• 10" (254mm) x 6" tall #316 Stainless Steel Dome 
• Quickly installs to eliminate time and cost consuming fitting problems
• Install to fit drain outlets from 3" - 8" (76-203mm)
• Sturdy #316 Stainless steel dome, #304 SS scissors and hardware to withstand salt water applications

Installation:

• Turn strainer to expand scissors to approximately the inside diameter of the existing drain
• Insert unit into drain, positioning it so the bottom of the strainer is just above the surface of the roofing material
• Turn the strainer to further expand the scissors, until tight