Dryden Aqua AFM active filter media and mechanical filtration systems

general details home
grade	mesh size	size	Percentage of grades in a filter bed	function
grade 3		2mm to 6mm	15%	used to fill space below laterals
grade 2	8 x 6	1mm to 2mm	15%	used to cover base and laterals
grade 1	16 x 30	0.5mm to 1.1mm	70%	main filtration media
grade 0	30 x 60	0.25mm to 0.5mm		used for ultra fine filtration
Bed depth The media bed depth should be above 1000mm, to be in compliance with DIN bed depth should be between 1200mm and 1400mm