The aluminium dome strainer shop moulded available in residentiel and commercial size. This strainer is compatible with any roof drains. It is held in a place by its two adjustable legs wrapped with a plastic coating and tightened in the drain sleeve or in the mechanical drain boby. This dome strainer can be used as control-flow type when fabricated with a reduced number of slots. Number of slots needed available upon request. Murphco's exclusivity. See details in our data sheets section.