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The IWCA 1-14.1 Window Cleaning Safety Standard is divided into two parts, which are intended to serve as a guide for window cleaners, re...
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Price: $50.00
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New Window Cleaning Book by John Baxter!...
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Price: $35.00
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By John Baxter. 205 pages. A guide to window cleaning bidding. Everything you need to know about bidding written in a straightforward man...
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Price: $30.00
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