The mark consists of soapy water bubble with a blue background and white stars in the upper left corner, a squeegie with a grey and black head and green handle pulling through the soapy water bubble with a white clearing path,bold black stylized lettering starting on the right edge of soapy water bubble and extending across mark consisting of capital B lower case lu space capital S lower case ky directly centered below capital W lower case indow capital C lower case leaning directly below Capital S lower case ince 1987 directly below stylized black lettering consisting of ~ capital E lower case xclusive capital D lower case eionized capital E lower case xterior capital W lower case ater Capital T lower case reatment ~ all lettering on a white background.