Which novel written by EM Forster satirizes the manners of middle class English folk?

The novel by E.M. Forster that satirizes the manners of middle class English folk is "Howards End".

While Forster's other novels like "A Room with a View" and "A Passage to India" also explore themes of social class and cultural difference, "Howards End" is perhaps his most pointed critique of the narrowness and hypocrisy of English middle class society.