A pre-sealer for treating knotty wood to prevent stains penetrating through the paint layer. May also be used as an effective gold leaf size. .
Jo Sonja's Tannin Sealer is recommended to prepare surfaces for painting which are likely to 'stain through' paint layers. These may include knotted wood, old lacquered or stripped furniture and masonite. .
Tannin Sealer may also be used as a Gold Leaf Size and may be used with real and imitation leaf. .
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