Product Information
About
Hat-Shaped Recessed Auto Drop Design: Features a unique hat-shaped cross-section for stable embedded mounting. It automatically descends to seal when the door closes and retracts smoothly when opened. Standard 31 1/2 in, 36 in and 39 3/8 in length, custom sizes from 11 13/16" to 59 1/16" (30–150 cm) are available to match your door width
Precise Cutout Specification: Requires a pre-machined recess of 1 5/16" × 19/32" (34 × 15 mm) on the door bottom. Basic assembly can be completed independently; professional grooving is recommended for accurate fitting and optimal sealing effect
Premium 6063 Aluminum Build: Crafted from high-strength 6063 aluminum alloy with a sleek silver white finish, it resists corrosion, rust and deformation under long-term daily use. Paired with a durable silicone rubber seal strip for consistent performance
All-Round Sealing Performance: Creates a tight airtight barrier to block drafts, outdoor noise, dust, insects and light leaks. Helps stabilize indoor temperature, reduce unnecessary energy waste, and improve indoor comfort throughout the year
Wide Application Scenarios: Compatible with solid wood doors, security doors and steel doors. Ideal for residential bedrooms, villas, hotel rooms, offices and commercial spaces, delivering reliable sealing for both domestic and public environments
Product Description
This recessed automatic lift & drop door bottom seal is made of sturdy aluminum alloy. It comes in standard sizes of 31 1/2 in, 36 in and 39 3/8 in, and custom lengths from 11 13/16 in to 59 1/16 in (30–150 cm) are available. A 1 5/16" × 19/32" (34 × 15 mm) recess needs to be pre-cut on doors. Automatically lifting and dropping with door opening and closing, it provides excellent noise insulation, thermal insulation, dust and insect barrier performance. Suitable for wood doors, security doors and steel doors in villas, hotels and commercial spaces. Single-person installation is feasible, while door grooving work needs to be completed by professional personnelPackage Contents - 1 x Automatic Door Sweep- ScrewsSpecification- Material: Aluminum Alloy- Color: Silver White- Customizable Length: 11 13/16 in to 59 1/16 in (30–150 cm)- Slots: 1 5/16 in × 19/32 in (34 × 15 mm)- Height: 1 5/16 in (3.4 cm)- Thickness: 1/16 in (1.5 mm)- Cuttable Length Guide: 31 1/2 in (800mm): Minimum cut length 25 5/8 in (650mm), 36 in (915mm): Minimum cut length 31 1/2 in (800mm), 39 3/8 in (1000mm): Minimum cut length 33 1/2 in (850mm)Feature- Bottom flush-mounted installation- Sturdy aluminum alloy construction- Can be trimmed to fit different door widths- Automatic drop-down seal works smoothly- Blocks drafts, dust, light, and noise effectively- Prevents small animals or insects from entering- Helps improve indoor comfort and energy efficiency- For bedroom, offices, retail stores, hotels, apartmentsWarm Reminder- Manual measurement; please allow slight errors in size.- Please measure the door dimensions accurately before installation.- The color may have a slight difference due to different screen displays.
