CertainTeed Undersill 12 ft. 6 in. Colonial White
- Ensures neat, professional-looking undersill installation.
- Durable vinyl construction withstands outdoor conditions.
- Low-maintenance and fade-resistant.
- Protects siding edges from moisture damage.
- Ideal for residential exterior siding projects.
Specifications
0.95lb
CertainTeed
Vinyl Siding
Colonial White
3/4 in.
12 Ft. 6 In.
Vinyl
Class 1 (A) fire rating
Matte
3/4 in.
Description
The CertainTeed Undersill 12 ft. 6 in. in Colonial White provides a clean, professional finish beneath windows and doors for vinyl siding installations. Designed to create a secure, water-resistant edge, it protects siding from moisture intrusion while enhancing the overall appearance of the exterior. Made from durable, low-maintenance vinyl, the Colonial White finish complements a variety of siding colors and home exteriors. Available at Niehaus Lumber.
Product Highlights:
Creates a clean, finished look beneath windows and doors.
Made from durable, weather-resistant vinyl.
Colonial White finish complements most siding colors.
Helps prevent water intrusion and protects siding edges.
Easy to install for a professional appearance.