About filtration:
For biology filtration i use 90 gallon sump:
		
		
	
	
		
	
For mechanical filtration i use internal lifetech AP2500 & eheim 2252 and external fluval fx 5 and eheim 2080:
		
	
And this is for aeration:
		
	
				
			For biology filtration i use 90 gallon sump:
	For mechanical filtration i use internal lifetech AP2500 & eheim 2252 and external fluval fx 5 and eheim 2080:
	And this is for aeration: