A cleaning apparatus (3400; 3500) comprising: a surface cleaning head including: a housing defining an opening on an underside of said housing, and an agitation chamber configured to at least partially receive a rotating agitator (122, 124) therein; a combing unit configured to be disposed at least partially within said agitation chamber, said combing unit including at least one combing protrusion extending towards said agitator (122, 124); and at least one of: at least one combing isolator disposed at least partially between said combing unit and said surface cleaning head, said combing isolator comprising an elastomeric material configured to absorb mechanical vibration generated by contact between said agitator (122, 124) and said combing unit to reduce noise; or a panel and a panel isolator disposed at least partially between said housing and said panel, said panel defining another portion of said agitation chamber, wherein said panel is configured to move between a closed position and an open position, and wherein said panel isolator is configured to absorb mechanical vibration generated by contact between said agitator (122, 124) and said combing unit to reduce noise. a surface cleaning head including: a housing defining an opening on an underside of said housing, and an agitation chamber configured to at least partially receive a rotating agitator (122, 124) therein; a housing defining an opening on an underside of said housing, and an agitation chamber configured to at least partially receive a rotating agitator (122, 124) therein; a combing unit configured to be disposed at least partially within said agitation chamber, said combing unit including at least one combing protrusion extending towards said agitator (122, 124); and at least one of: at least one combing isolator disposed at least partially between said combing unit and said surface cleaning head, said combing isolator comprising an elastomeric material configured to absorb mechanical vibration generated by contact between said agitator (122, 124) and said combing unit to reduce noise; or a panel and a panel isolator disposed at least partially between said housing and said panel, said panel defining another portion of said agitation chamber, wherein said panel is configured to move between a closed position and an open position, and wherein said panel isolator is configured to absorb mechanical vibration generated by contact between said agitator (122, 124) and said combing unit to reduce noise. at least one combing isolator disposed at least partially between said combing unit and said surface cleaning head, said combing isolator comprising an elastomeric material configured to absorb mechanical vibration generated by contact between said agitator (122, 124) and said combing unit to reduce noise; or a panel and a panel isolator disposed at least partially between said housing and said panel, said panel defining another portion of said agitation chamber, wherein said panel is configured to move between a closed position and an open position, and wherein said panel isolator is configured to absorb mechanical vibration generated by contact between said agitator (122, 124) and said combing unit to reduce noise.