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| The finishing materials used commonly for wooden Windows are mentioned below: |
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| Varnish |
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| Spirit or French Polish |
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| Melamine based finish |
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| Polyurethane based finish |
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| 1.Varnish |
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| Varnish is used for protection and decoration of interior wood surfaces. |
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Three types of varnishes are commonly used in wooden work.
1.Spirit Varnish
2. Oil Varnish
3. Copal Varnish |
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| It is a mixture of resins, drying oils, driers and thinners in suitable proportions. |
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| While applying varnish, care should be taken to avoid forming air bubble. Varnish should be applied in dry days. |
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| Varnish provides a transparent film to a surface. |
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| 2. Spirit or French Polish |
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| It is a solution of shellac and other spirit resins dissolved in commercial alcohol. |
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| It dries quicker and becomes harder and more brilliant than oil varnish. |
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| It is suitable for wood works such as window door furniture. |
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| Ready made French Polish under various brand names is available in the market. |
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Names of such Polishes are following:
1. Shellac
2. Lacquer |
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| 3. Melamine based finish |
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It serves as a protective and decorative transparent finish to natural wood surface with excellent resistance to scratches.
It is also of two types.
1. Melamine Transparent Finish
2. Melamine Opaque Finish |
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| 4. Polyurethane based finish |
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| It gives wooden surface a rich and natural finish that enhances the beauty of the wood and texture of surface. |
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| It is more economical then Melamine finishes. |
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| It is durable. |
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| This is easy to apply. |
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| It is scratch and stain resistant. |
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| This has good tolerance to climatic changes, humidity etc. as compared to French polish. |
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