Vinyl Siding Installation Manual 2020

​The Vinyl Siding Installation Manual – 2020, published by the Vinyl Siding Institute (VSI), is a comprehensive guide for the proper installation of vinyl siding on residential and light commercial buildings. It provides detailed instructions on surface preparation, panel alignment, fastening techniques, and accommodating expansion and contraction due to temperature changes. The manual also covers best practices for installing accessories like trim, soffits, and corner posts, ensuring durability and aesthetic appeal.