Check the listing for details. Replacement BBK-10" WH Big Blue Whole House Sediment Cabon filter for WH1134 BB. Condition: New. Listed at 55.00 USD. Part No: BBK10 Replacement filter set for WH-1134 whole house filtration unit It includes one 5 micron sediment filter and one 10 micron carbon block filter These are standard size filters. They also fit Ametek Big Blue housing, and other brands of standard high flow housings. BENEFITS: Removes sediment, dirt, rust, chlorine, odor, and bad taste Reduces cloudy water caused by sediment Reduces wear on expensive faucets Reduces iron stains caused by suspended iron Reduces staining in sinks, toilets and showers Reduces plugged faucet aerators Ideal for homes, farms, wells, pets, gardening, restaurants, fresh water aquariums, spa, and pretreatment for RO systems Specification: 1st stage 5 micron sediment filter removes sediment, rust, sand, and dirt. 4.25 inch diameter x 10 inch height 2nd stage 10 micron carbon block filter removes chlorine, bad taste, odor. 4.25 inch diameter x 10 inch height Overall flow rate: approximation 8 gallons per minute, depends on pressure Capacity: approximation carbon filter: approximately 20,000 to 30,000 gallons depends on water condition (change every 6-12 months depends on water condition) Pressure drop: 3-6 psi approximately