Quote:
	
	
		
			
				
					Originally Posted by  gregzz4
					 
				 
				Raied, why not run an experiment ? 
Take out a cup of tank water, cover it and let it sit until room temp 
Then compare it to your tank water 
			
		 | 
	
	
 
Good idea I have just done this, also added a cup to the fridge for comparison