Quitclaim deeds may be in substance in the following form:
The grantor (here insert the name or names and place of residence), for and in consideration of (here insert consideration) conveys and quitclaims to (here insert grantee's name or names) all interest in the following described real estate (here insert description), situated in the county of . . . . . ., state of Washington. Dated this . . . . day of . . . . . ., 19. . .
Every deed in substance in the above form, when otherwise duly executed, shall be deemed and held a good and sufficient conveyance, release and quitclaim to the grantee, his or her heirs and assigns in fee of all the then existing legal and equitable rights of the grantor in the premises therein described, but shall not extend to the after acquired title unless words are added expressing such intention.