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Common Questions & Answers for Window Sills

What are the best-selling Window Sills products available on Opentip?

Top-selling Window Sills include:

Builders Edge 1.3001E+11 Dutch Lap 6-5/8 in. H X 7 in. W X 7/8 in. L Prefinished White Copolymer Mounting Block

Builders Edge 130010001117 7 in. H X 9 in. W X 17 in. L Prefinished White Copolymer Mounting Block

Builders Edge B130010006117 6-3/4 in. H X 6.75 in. W X 7/8 in. L Prefinished White Copolymer Mounting Block

Builders Edge 130030003117 6-1/4 in. H X 8 in. W X 1-5/8 in. L Prefinished White Vinyl Mounting Block

Builders Edge 130020001117 12-1/8 in. H X 8 in. W X 1-5/8 in. L Prefinished White Vinyl Mounting Block