91.   Then stain it to match the rest of the stand and varnish with two coats of a semigloss, oil-based polyurethane varnish.

92.   There are two other possibiilties but no promises, because many polyurethane varnishes are incompatible with shellac.

93.   Then the unfinished floor must be sanded to even out irregularities before finishing, usually with polyurethane varnish.

94.   This is particularly important when using polyurethane varnish.

95.   To keep the finish as light as possible, use water-based polyurethane varnish.

96.   To top it off, she applies a coat of polyurethane varnish.

97.   To refinish a floor, it must be sanded, then treated with polyurethane varnish.

98.   Treat it with three coats of an oil-based, semigloss or satin polyurethane varnish.

99.   Try the same with an oil-based polyurethane varnish.

100.   Use an oil-based polyurethane varnish or a clear Krylon spray.