KKS15滤芯为施罗德滤芯系列，施罗德滤芯型号推荐：

KKS15 KKS15V KKS1V KKS3V KKS3 KKS5 KKS5V

KKS7 KKS7V KKZ1 KKZ10 KKZ10V KKZ25 KKZ25V

KKZ3 KKZ3V KKZ5 KKZ5V KKX10 KKX10V KKZX25

KKZX25V KKZX3 KKZX3V KKZX5 KKZX5V KM10 KM150

KM25 KM260 KM60 KS1 KS10 KS15 KS15V KS1V KS25

KS25V KS3 KS5 KS5V KS7 KS7V KZ1 KZ10 KZ10V KZ15

KZ15V KZ25 KZ25V KZ3 KZ3V KZ5 KZ25 KZ25V KZ7 KZX10

KZX10V KZX25 KZX25V KZX3 KZX3V KZX5 KZX5V 

施罗德滤芯检测标准：