These are the three bongs I am considering and I would like to get other opinions on which one is the best. Also, is it better to have two 3-arm tree percolators or one 6-arm percolator? Thanks! Blaze Glass - Ice bong 6 arm tree perc - English - Grasscity.com BioHazard - 7mm Double Tree - 5 arm Percolator Bong - English - Grasscity.com Messias Illusion Double Perc Ice - Carbhole - English - Grasscity.com