Window Underlay, Pk5 MPN:11699
Window Underlay, Pk5
Protect your windows from the elements with ALC's Window Underlay, a reliable and durable solution for any building project. This polystyrene underlayment is designed to provide a waterproof barrier between the window and the surrounding wall, preventing water damage and ensuring a smooth installation process. With a compact 12x30 inch design, these underlays are perfect for residential and commercial applications, including new construction and renovation projects. The package includes five underlays, making it an efficient and cost-effective solution for your window installation needs.
Top product features:
- Polystyrene material for thermal insulation
- Includes (5) individual window underlays for coverage
- 12x30 design for standard window sizes
Top product applications:
- Window flashing for new construction
- Window flashing for renovation projects
- Weatherproofing for skylights and solar panels
Window Underlayment, Includes (5) 12x30 Window Underlays, Product Type Window Underlayment, Compatible with Grainger Part Number 15E779, Overall Dia. Not Applicable, Overall Length 30 in, Overall Width 12 in, Weight Capacity Not Applicable, Compatible with Manufacturer Model Number 40391, Material Polystyrene, Overall Height 12 in, Package Quantity 5
Additional Information
- Country of Origin: US
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 15.40
- Package Width: 2.70
- Package Height: 2.60
- Package Weight: 0.70
Product info last updated on January 13, 2026 8:22am UTC
Category: Abrasive Blasting