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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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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TMS Automatic Drop Down Door Seal, Mortise Mount, 36 Inch, 1" Drop, Heavy Duty Aluminum with Neoprene Bulb Seal, Blocks Sound, Light, Draft and Smoke, (36 Inches)

Product ID: 56496115

Details

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

🔇1" airtight neoprene seal blocks sound & drafts

⚙️Spring-loaded automatic drop-down mechanism

🛠️Aircraft-grade aluminum casing

NZ$319

Duties & taxes included

In stock

Sold byAmazon New ZealandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚪 Seal the deal with silent sophistication!

DURABLE HEAVY DUTY BUILD - Crafted from aircraft-grade aluminum to withstand high-traffic use and rough floor surfaces.
SMART AUTOMATIC OPERATION - Spring mechanism drops the seal flush when door closes and lifts it instantly when opened—no floor contact, no wear.
INVISIBLE SLEEK MORTISE MOUNT - Seamlessly integrated inside your door for a clean, modern look that stays hidden when open.
ULTIMATE SOUND DRAFT BARRIER - Blocks noise, light, smoke, and drafts with a fire-rated neoprene bulb seal for superior insulation.
UNIVERSAL FIT FOR STANDARD DOORS - Designed for doors with a 1-3/8" or wider bottom rail, making upgrades effortless and stylish.

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 fire-rated neoprene bulb seal. It automatically drops a 1-inch airtight seal to block sound, light, smoke, and drafts, enhancing insulation and privacy. Designed for standard wooden doors, its spring-loaded mechanism ensures smooth door operation without floor contact, making it a durable, sleek, and efficient upgrade for professional spaces.

Specifications

ASIN	B00MEHOMY2
Best Sellers Rank	#412,026 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,601 in Weather Stripping
Brand Name	Trademark Soundproofing
Color	Steel
Customer Reviews	3.5 3.5 out of 5 stars (34)
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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