If he doesn't have anyone, then you might want to consider someone else to help with the plumbing job.
Ya mere, ọ bụrụ na ịchọghị ihe ọ bụla na mbụ, ị nwere ike ịchọrọ ka onye ọzọ rụọ ọrụ ahụ mgbe ị na-elegide onye na-ekpo ọkụ.