KC Hardware Adjustable Aluminum Threshold Waterproof Hidden Screws Add-on Extension Available Heavy Duty Commercial and Residential Black (36 inch)

★★★★★ 4.1 84 reviews

$104.95
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$104.95
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Free shipping Free 30-day returns

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Product details

Management number 218565071 Release Date 2026/05/03 List Price $41.98 Model Number 218565071
Category
  • Upgrade your exterior door with this Heavy-Duty Adjustable Threshold Extension, engineered for durability and seamless performance. Designed to fit standard 36-inch doorways, this short-width aluminum threshold offers a sleek black finish and a hidden screw design for a clean, professional look.
  • Adjustable 13/8" to 1 5/8" - 5" slope, non- rot substrate with excellent staple retention, water penetration, and warping properties
  • Universal Fit: Easily adapts to varying door heights for a tight, weather-resistant seal. Zinc-plated fastener-covered adjustment screws, Fasteners, bolts, nuts, caps, and screws are all included for installation
  • Low-Profile Design: Ideal for short-width applications without compromising strength. Multiple door configuration, narrow riser with a dual durometer seal that overlaps the high dam profile
  • Exterior Grade: Built to withstand the elements and reduce drafts, moisture, and pests. Perfect for residential or commercial use, this adjustable threshold enhances energy efficiency while adding a refined finish to your entryway.
  • Suitable for: Homeowners seeking to enhance energy efficiency and weatherproofing. Businesses need a durable, heavy-duty threshold for commercial. Contractors and builders are seeking a high-quality aluminum threshold.
Size 36 Inch
Color Black
Item Weight 5 pounds
Manufacturer KC Hardware
Item model number KCS Black
Product Dimensions 36 x 5.58 x 2 inches
Included Components Non

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4.1 out of 5
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84 ratings | 34 reviews
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