Aluminum Material for Long Lasting Use: the bottom door aluminum expander is manufactured using quality aluminum; It makes robustness, durability and is known to withstand extremities for longer periods; This steadfastness makes it an ideal addition to your doors for several years Package Includes: the under door seal measures 1-3/4” x 3" inches, fit for 1-3/4" Thick, 36" width bottom door frames; This dimension make a snug fit and easy installation, making it a good addition to your spaces, please confirm your door size information before purchasing Easy to Install: designed for easy installation, simply attach the storm door sweep to the bottom of your door using screws or adhesive backing, requiring no specialized tools for setup Enhanced Energy Efficiency with Effective Sealing: this door weatherstripping bottom effectively keeps out dirt, debris, and maintains the interior air quality, leading to improved energy efficiency; This advanced design ensures weather protection, thus conserving energy and reducing your utility bills Wide Uses: these storm door sweep replacement are suitable for various environments; They effectively block external airflow, keep out dirt and lower indoor humidity; They are suitable for home, shop, club, restaurant entrance and apply in various types of doors and windows, including frameless sliding doors, glass doors, sliding doors, wooden doors, cabinets, wardrobes, shower rooms Protect your entryway with the KC HARDWARE Storm Door Sweep Replacement, a heavy-duty solution designed to reinforce the bottom edge of your security storm door while enhancing energy efficiency and indoor comfort. Featuring a robust U Wrap Kickplate and precision-fit aluminum expander, this 36-inch black weatherstripping upgrade is engineered for long-term durability and easy installation. Built to Last: Premium Aluminum Construction Manufactured from high-quality aluminum, this bottom door expander offers exceptional strength and resistance to wear, corrosion, and environmental stress. Its rugged design ensures reliable performance in both residential and commercial settings, even under extreme weather conditions. Whether you're upgrading an aging door or installing a new one, this expander is built to last for years. Material: Heavy-duty anodized aluminum Finish: Matte black for a sleek, modern appearance Dimensions: 1-3/4” x 3” profile, 36” length Fit: Designed for 1-3/4" thick doors with 36" bottom width Package Includes Each package contains one under-door seal measuring 1-3/4” x 3”, providing a snug, secure fit for standard bottom door frames. The integrated U Wrap Kickplate adds structural reinforcement, while the bottom sweep effectively seals gaps to block airflow, moisture, and debris. Please confirm your door size before purchasing to ensure compatibility. This bottom sweep acts as a powerful barrier against outdoor elements. It seals gaps to prevent drafts, dirt, and moisture from entering your space, helping to stabilize indoor temperatures and reduce energy consumption. By improving insulation, it contributes to lower utility bills and a more comfortable environment year-round. Blocks cold air, dust, and humidity Helps maintain indoor air quality Reduces heating and cooling costs Prevents water seepage and insect intrusion Versatile Applications The KC HARDWARE Storm Door Sweep is suitable for a wide range of environments and door types, including: Residential Homes: Front doors, back doors, patio doors Commercial Spaces: Shops, clubs, restaurants, office entrances Interior Use: Cabinets, wardrobes, shower rooms Door Types: Frameless sliding doors, glass doors, wooden doors, metal doors