The 65ARi40MTL is the original premium architectural grate featuring a 2mm wire/2.5mm gap.
This premium grate is an all stainless steel drainage unit made to specific lengths with a customised outlet position along the drain.
The complete drainage unit is full 316 marine grade stainless steel.
Please be aware that depending on the installation environment, for a pool installation or close to a surf beach, you may need to have your stainless steel grates electropolished.