31.   Several coats are needed, and a new coat can be added at any time.

32.   Several coats were needed because the wood was very dry.

33.   The climate was reasonably warm so a thick coat was not needed for survival.

34.   The end grain of boards is particularly absorbent and may need a few coats of sealer so the end matches the surface color.

35.   The reaction between G Pro and spray paint breaks down both, so a new protective coat is needed after each washing.

36.   These have to be renewed every five years, but only one coat is needed each time.

37.   This will last for three to five years, and only one coat is needed each time.

38.   Two coats are needed.

39.   Two coats are needed, whether over old paint or bare wood.

40.   Two coats will be needed.