



🚪 Snap, Seal, and Save—Upgrade Your Threshold Game!
The M-D Building Products 67106 is a 36-inch mill aluminum snap-on sill threshold extender designed to enhance door sealing and insulation. Crafted from durable aluminum with a sleek mill finish, it easily snaps into existing M-D sill grooves and can be cut to size for a perfect fit. Ideal for improving protection against drafts, moisture, dust, and insects, it’s compatible with multiple M-D threshold models and offers a lightweight, hassle-free upgrade for year-round comfort.
| Brand | M-D Building Products | 
| Material | Aluminum | 
| Color | Mill | 
| Product Dimensions | 36"L x 2"W | 
| Item Thickness | 0.43 Inches | 
| Recommended Uses For Product | Improving door sealing and insulation for all-season protection against drafts, moisture, dust, and insects | 
| UPC | 043374671063 | 
| Number of Items | 1 | 
| Global Trade Identification Number | 00043374671063 | 
| Manufacturer | M-D Building Products | 
| Unit Count | 3.0 Feet | 
| Part Number | 2121-7112 | 
| Item Weight | 13.4 ounces | 
| Item model number | MD Building - 67106 | 
| Is Discontinued By Manufacturer | No | 
| Size | 36 in | 
| Pattern | Solid | 
| Shape | Rectangle | 
| Item Package Quantity | 3 | 
| Number Of Pieces | 1 | 
| Included Components | MD Building - 67106 | 
| Batteries Included? | No | 
| Batteries Required? | No | 
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