Window Underlay, Pk5 MPN:11698
Window Underlay, Pk5
Protect your windows and doors from air leaks and moisture with the ALC Window Underlay. This polystyrene underlayment is designed for easy installation and provides a durable, long-lasting seal. With five 12x24 underlays in each pack, you can cover a large area with a single purchase. Suitable for use with various window and door models, including Grainger's 15E778 and 448M07, the ALC Window Underlay is a reliable choice for builders, contractors, and DIYers. Its compact size and lightweight design make it easy to handle and store, making it an ideal solution for any window installation project.
Top product features:
- It includes (5) 12x24 window underlays
- Material is polystyrene
- It is compatible with various window types
Top product applications:
- Window insulation
- Weatherproofing
- Roofing
Window Underlayment, Includes (5) 12x24 Window Underlays, Product Type Window Underlayment, Compatible with Grainger Part Number 15E778, 448M07, 448M08, 448M09, 53RJ25, 53RJ26, 53RJ27, Overall Dia. Not Applicable, Overall Length 24 in, Overall Width 12 in, Weight Capacity Not Applicable, Compatible with Manufacturer Model Number 40390, 40403, 40403L, 40411, 40411L, 40413, 40413L, 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: 15.50
- Package Width: 2.60
- Package Height: 2.50
- Package Weight: 0.60
Product info last updated on January 13, 2026 8:22am UTC
Category: Abrasive Blasting