Product Description LG LT700PC refrigerator water filter. this genuine LG refrigerator replacement filter removes over 90% of contaminants in independent nsf testing for standards 42 and 53. you can drink with confidence when you use the lt700p filter for your refrigerator's water dispenser. From the Manufacturer Don't let the compact style of the LT700P fool you, this genuine LG refrigerator replacement filter removes over 90% of contaminants in independent NSF testing for standards 42 and 53. You can drink with confidence when you use the LT700P filter for your refrigerator's water dispenser.