Here is a thread of people trying to make ice wax while pretending bentonite clay doesn’t exist 
https://future4200.com/t/very-clear-bho-shatter-definitely-scammed-warning-to-all-hash-lovers-and-makers
BHO is one of the best methods for extraction. @Killa12345 has the abbsolute best deal on closed loops, and he also ships faster and responds quicker than anyone else in the industry.