BrokeScholar’s team of editors work 24/7 to update this page with active promo codes, coupons and discounts for FilterBuy. If you cannot find the deal you are looking for, try following FilterBuy on Facebook and Twitter pages. Often FilterBuy will release special promo codes to their followers. Are you a student? Check to see if FilterBuy has a student discount to save even more. If you still can’t find a deal at FilterBuy, bookmark this page and check back frequently for the latest offers.