Q: How is this different from a regular door sweep?

A regular door sweep drags along the floor every time the door moves, wearing down the seal and creating friction. This sweep retracts automatically when the door opens and drops flush to the floor only when the door closes.

Will this actually block sound, or is it just a draft stopper?

It does both, but the mechanism is what makes it effective for sound. The neoprene bulb drops under spring pressure to form a tight seal across the full 36-inch width of the door bottom, closing the gap that lets both air and sound pass through

Is this hard to install?

The sweep mortises into the bottom of the door not surface-mounted on the face, it requires routing a slot in the door bottom. If you're ok with a router or have a carpenter handle that step, the installation is straightforward, hardware included.

What gap size does it seal?

The sweep is designed for a 1-inch drop, meaning it can seal gaps up to 1 inch between the door bottom and the floor. It works on level hard floors (hardwood, tile, concrete) and on low-pile carpet.

My door gets a lot of daily use. Will the mechanism hold up?

The casing is aluminum with a precision spring-loaded mechanism, which is the same construction used in commercial and hospitality installations that see hundreds of cycles per day.

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Automatic Door Bottom Seal - Heavy Duty with Neoprene Bulb

Automatic Door Bottom Seal - Heavy Duty with Neoprene Bulb

Product ID: 56496115

Details

Brand
Trademark
Color
Steel
Item Thickness
1 inches
Material
Bulb Seal
Product Dimensions
36"L x 36"W

🔇1-inch drop blocks sound & drafts

⚙️spring-loaded automatic seal action

🛠️36-inch mortise mount precision fit

R4104

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Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚪 Seal the deal with silent sophistication!

FIRE RATED SAFETY - Self-extinguishing neoprene seal adds an extra layer of protection while maintaining superior insulation.
EFFORTLESS OPERATION - Spring-loaded mechanism raises the seal when the door opens, preventing wear and ensuring smooth swings every time.
SEAMLESS INTEGRATION - Mortise-mounted design keeps your door sleek and unblemished while delivering a hidden, airtight seal.
ULTIMATE SOUNDPROOFING - Neoprene bulb drops automatically to block up to 1 inch of gaps, silencing noise, light, smoke, and drafts instantly.
DURABILITY MEETS DESIGN - Crafted from aircraft-grade heavy-duty aluminum for long-lasting performance in high-traffic environments.

The TMS Automatic Drop Down Door Seal is a 36-inch mortise-mounted door bottom featuring a heavy-duty aircraft-grade aluminum casing and a self-extinguishing neoprene bulb seal. It automatically drops 1 inch to block sound, light, drafts, and smoke, providing a sleek, concealed, and durable solution for soundproofing and insulation on standard wooden doors.

Specifications

ASIN	B00MEHOMY2
Best Sellers Rank	#198,737 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #875 in Weather Stripping
Brand Name	Trademark Soundproofing
Color	Steel
Customer Reviews	3.4 3.4 out of 5 stars (33)
Included Components	Automatic Door Bottom mortised
Item Dimensions L x W	36"L x 36"W
Item Thickness	1 inches
Item Type Name	Automatic Door Bottom
Manufacturer	Trademark Soundproofing
Manufacturer Part Number	463A
Material Type	Bulb Seal
Model Number	TM463A
Number of Items	1
Recommended Uses For Product	Soundproofing, sealing gaps under doors, preventing sound and drafts, high-frequency traffic, rough floor surfaces such as concrete
UPC	881314880492
Unit Count	1 Count

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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R4104

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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Great experience from order to delivery. Highly recommended!

1 week ago

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Fantastic and great service. Shipping was faster than expected.

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