The Pentek-GS-10ALS-JG14 inline filter provides quality chlorine taste and odor reduction. The GS-10ALS-JG14 uses coconut granular activated carbon for better tasting water and is an ideal choice for a variety of filtration applications. The Pentek Inline Filter System fits 1/4-inch water lines. The filter uses Granular Activated Carbon to remove contaminants for up to 6 months. 1/4-Inch Quick Connect John Guest fittings for both inlet and outlet. Made with coconut carbon for better tasting water.