Protect your home from drafts, moisture, and pests with the Frost King U37WH Door Bottom. This premium weatherproofing solution combines durability, energy efficiency, and sleek design to keep your entryway secure and comfortable year-round. Featuring a U-shaped aluminum body and integrated drip cap, this door bottom is engineered to fit 1-3/4-inch thick doors and works seamlessly with saddle thresholds. Its white finish complements most exterior doors, adding both function and style.

Key Features

• Heavy-Duty Aluminum Construction: Built to withstand harsh weather conditions while maintaining a clean, modern look.
• Integrated Drip Cap: Diverts rainwater and melting snow away from the door to prevent water damage.
• Vinyl Insert Seal: Flexible fins create a tight seal to block drafts, dust, insects, and rodents.
• Universal Fit: Designed for 1-3/4-inch thick doors; can be trimmed to size for a perfect fit.
• Energy Efficient: Helps reduce heating and cooling costs by sealing gaps at the door bottom.
• Easy Installation: Pre-slotted screw holes allow quick alignment and secure attachment.
• Versatile Use: Works on old or new doors and is compatible with smooth-top saddle thresholds.

Specifications

• Model: U37WH
• Material: Aluminum with vinyl insert
• Finish: White
• Door Compatibility: Fits doors 1-3/4 in thick
• Length: 36 in
• Shape: U-shaped with drip cap
• Dimensions: Approx. 1.75 in height x 2.25 in width x 1.375 in depth
• Weight: ~15.7 oz
• Installation: Screw-on; may require trimming with a hacksaw for custom fit
• Warranty: Limited Lifetime Warranty

Applications

• Exterior entry doors in residential homes
• Light commercial doors requiring weatherproofing
• Ideal for doors paired with saddle thresholds
• Perfect for reducing drafts, moisture intrusion, and energy loss