Soundboard Refinishing Query

[robert sadowski]

Barrie,
     Hadn't heard of that but will try it,  Thanks for the tip.

Bob Sadowski
Erie, PA

-----Original Message-----
From: Barrie Heaton <Piano@forte.airtime.co.uk>
To: pianotech@ptg.org <pianotech@ptg.org>
Date: Monday, December 01, 1997 3:29 PM
Subject: Re: Soundboard Refinishing Query


>Hi bob,
>
>Have you Tried to using a Black light in conjunction with the H-prox,
>it improves the Results.   I tried it on a small stain not bad  However,
>the H-prox was not as strong as yours.
>
>
>Barrie,
>
>
>
>> You should also be able to get the dry Sodium Hydroxide from
>>the same supplier.  Dissolve a small amount of Sodium Hydroxide (about a
>>table spoon) into a small amount of water - say four ounces - then add
four
>>ounces of the peroxide to the mix.  Wet the soundboard lightly with water
>>then brush on a coat of the bleach mixture.  You'll notice a white foam
>>develop.  When dry, you should neutralize the surface with some water
mixed
>>with white vinegar.  Sand and finish when dry.  That's it.  Dark yellow
>>boards come out looking like new.  Call some chemical supply houses for
the
>>peroxide.
>>
>>Bob Sadowski
>
>
>
>
>--
>
>Barrie Heaton                                  |  Be Environmentally
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>URL: http://www.airtime.co.uk/forte/piano.htm  |  To Your Neighbour
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