Key Features

• 【Compatible Models】NSF/ANSI 42 and 372 certified.Berlkey black filter cartridge is compatible with Berlkey Big, Travel,Light, Royal,Imperial,Crown,WD-TK-FS,WD-TK-FS replacement filters,WD-TK-A-FS,Proper Traveler,King,Waterdrop,series of water purifiers.
• 【High Efficiency Filtration】The filter cartridge has a pore size of 0.01 microns,which can filter out 99.99% of tiny particles,with high filtration accuracy and purify pollutants in the water.It uses activated carbon and BPA-free materials to effectively reduce harmful substances such as sand,rust,sediment and large particles,improve the taste and odor of water,and provide you with clean and safe drinking water.Before use,connect the filter cartridge to the faucet and rinse for 1-2 minutes.
• 【Long-Lasting & Reusable】Each pair of filters can purify up to 6,000 gallons of water (depending on local water quality), lasting 6-12 months with normal use. The filter surface can be scrubbed clean to restore flow rate, extending its lifespan and reducing waste.
• 【Product Practicality】This replacement filter is suitable for most household,large countertop and water dispenser water purification systems,and is suitable for most water sources,including lakes,rivers,streams,ponds,rainwater and tap water.Whether you are dealing with natural disasters,camping trips or daily use,this water purifier can meet your needs.Let you and your family drink with peace of mind and enjoy high-quality pure water.
• 【After-sales Service】We are a company dedicated to the research and development,design,production and sales of high-quality water purification products. Quality is our culture.30-day return and exchange.If you have any problems with the product you received,please give us feedback in time.We will provide free and fast replacement service.

Specifications