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Surface Mounted

Surface Mounted Automatic Door Bottoms have the advantage of easy installation without the need to remove or cut the door, and can be used on existing doors. They are best suited for hard flooring however it can be used on a carpeted area if a Doorway Threshold is installed directly beneath it.

Options for Surface Mounted Automatic Door Bottoms include high sound and standard sound control, fire and smoke rated, light and air infiltration, and for special applications. As with all our products, these are made of heavy duty material that is guaranteed to last through many usages.

Select a product to get started. You can use the filter on the left hand panel to narrow down your search. Don’t see what you need? Call us at 845-388-1300. Our trained staff will guide you through choosing a door bottom that best suits your needs.

Before starting, be sure to read Which ADB is Right for Me?
See also About Automatic Door Bottoms and How to Measure for an Automatic Door Bottom.

Products

 TMH Automatic Door Bottom, Surface Mounted, Heavy Duty, Sponge Neoprene Seal, 1" Drop - QuickShip
Bestseller
TMH Automatic Door Bottom, Surface Mounted, Heavy Duty, Sponge Neoprene Seal, 1" Drop - QuickShip
SKU: T361AA|32

QUICKSHIP ITEM. This Surface Mounted, Heavy Duty, Sound Rated Automatic Door Bottom provides the best sound seal possible for normal sound levels, and will prevent infiltration of light, drafts and more. Equipped with a long lasting, high-quality sponge neoprene seal and mechanism that has been tested to 5 million openings and closings. Rated for fire, smoke and sound infiltration and available in two anodized finishes. Length is available in stock sizes.

Starting price $89.01 per item
Automatic Door Bottom, Aluminum Casing with Rubber Seals, .75" Drop
Bestseller
Automatic Door Bottom, Aluminum Casing with Rubber Seals, .75" Drop
SKU: P4301CPKL|36

This heavy duty automatic door bottom has a drop-down seal which is lowered when the door is closed to prevent air, light, sound, fire, smoke, dust and moisture from infiltrating the gap under doors. Designed to be surface mounted or semi-mortised applied to the face of the door. Available in a choice of two anodized finishes and choice of PemkoPrene™ or EPDM rubber seal.

PRICED PER RANGE

How to Order: Selecting Finish, Seal Material and Exact Size will calculate your total price.

Starting price $88.00 per item
Automatic Door Bottom, Aluminum with Double Brush Seal, .75" Drop
Automatic Door Bottom, Aluminum with Double Brush Seal, .75" Drop
SKU: P4301CNBL|36

This heavy duty automatic door bottom has a drop-down seal which is lowered when the door is closed to prevent light, sound, fire, smoke, dust, and insects from seeping through the gap under doors. Designed to be surface mounted or semi-mortised applied to the face of the door. Available in two aluminum anodized finishes and length is custom cut to size.

PRICED PER RANGE

To determine size needed, see How to Measure for an Automatic Door Bottom. Note, door bottom can be trimmed up to 2".

Starting price $83.40 per item
NGP 420 Automatic Door Bottom, Surface or Semi-Mortised, Heavy Duty, Aluminum Casing with Neoprene Seal, .875" Drop
NGP 420 Automatic Door Bottom, Surface or Semi-Mortised, Heavy Duty, Aluminum Casing with Neoprene Seal, .875" Drop
SKU: N420NA|24

NGP 420 heavy duty automatic door bottom has a .875" drop-down seal which is lowered when the door is closed to prevent air, light, sound, fire, smoke, dust and moisture from infiltrating the gap under doors. Designed to be surface mounted or semi-mortised applied to the face of the door. Available in a choice of three anodized finishes with a Neoprene seal.

Starting price $98.00 per item
NGP 421 Automatic Door Bottom for Sliding or Pocket Doors, Heavy Duty, Surface or Semi-Mortised, Aluminum Casing with Neoprene Seal, .875" Drop
NGP 421 Automatic Door Bottom for Sliding or Pocket Doors, Heavy Duty, Surface or Semi-Mortised, Aluminum Casing with Neoprene Seal, .875" Drop
SKU: N421NA|24

NGP 421 Surface Mounted or Semi-Mortised Heavy Duty Automatic Door Bottom is designed with a specialized sealing mechanism ideal for sliding and pocket doors. The neoprene seal is housed within a strong aluminum casing and assures solid protection from light, sound, drafts, water, and dirt infiltration. Maximum effective drop is .875". Available in three finishes and length is custom cut to size.

Starting price $123.00 per item
NGP 520 Automatic Door Bottom, Surface or Semi-Mortised, Heavy Duty, Aluminum Casing with Neoprene Bulb Seal, .875" Drop
NGP 520 Automatic Door Bottom, Surface or Semi-Mortised, Heavy Duty, Aluminum Casing with Neoprene Bulb Seal, .875" Drop
SKU: N520NHMA|24

NGP 520 surface mounted or semi-mortised, heavy duty automatic door bottom creates a reliable seal at the bottom of doors and prevents infiltration of sound, smoke and fire. It is fitted with a solid neoprene bulb seal. Available in three anodized finishes, and length is custom cut to size.

Starting price $99.50 per item
NGP 680 Automatic Door Bottom, Surface or Semi-Mortised, Heavy Duty, Aluminum Casing with Double Brush Seal, .875" Drop
NGP 680 Automatic Door Bottom, Surface or Semi-Mortised, Heavy Duty, Aluminum Casing with Double Brush Seal, .875" Drop
SKU: N680HMA|24

NGP 680 surface mounted or semi-mortised, heavy duty automatic door bottom creates a reliable seal at the bottom of doors and prevents infiltration of sound, smoke and fire. It is fitted with a double brush seal. Available in three anodized finishes, and length is custom cut to size.

Starting price $104.00 per item
TMH Automatic Door Bottom, Surface Mounted, Heavy Duty, Double Neoprene, .562" Drop - QuickShip
TMH Automatic Door Bottom, Surface Mounted, Heavy Duty, Double Neoprene, .562" Drop - QuickShip
SKU: T367A32

QUICKSHIP ITEM - This Surface Mounted, Heavy Duty, High Sound Automatic Door Bottom with a double solid neoprene seal offers the best sound control for high sound levels and will prevent infiltration of light, drafts and more. Made with high-quality mechanism that has been tested to 5 million opening and closings. Smoke and Fire-Rated and is available in two anodized finishes. Length is available in stock sizes.

Starting price $116.32 per item
TMH Automatic Door Bottom, Surface Mounted, Heavy Duty, Neoprene Bulb Seal, 1" Drop - QuickShip
TMH Automatic Door Bottom, Surface Mounted, Heavy Duty, Neoprene Bulb Seal, 1" Drop - QuickShip
SKU: T365A32

QUICKSHIP ITEM - This Surface Mounted, Heavy-Duty Automatic Door Bottom will ensure a proper and tight seal to the gap at the bottom of your door.  Will block, sound, light, drafts and more.  Equipped with a long-lasting, high-quality, neoprene bulb and mechanism that has been tested to 5 million opening and closings.  Smoke and Fire-rated, this ADB is available in 2 finishes and is available in stock sizes. View more details in the description tab below. 

Starting price $92.53 per item
Zero #361, Automatic Door Bottom, Surface Mounted, Heavy Duty, Sponge Neoprene Seal, 1" Drop
Bestseller
Zero #361, Automatic Door Bottom, Surface Mounted, Heavy Duty, Sponge Neoprene Seal, 1" Drop
SKU: Z361AA|36

This Zero International #361 Surface Mounted, Heavy Duty, Sound Rated Automatic Door Bottom provides the best sound seal possible for normal sound levels, and will prevent infiltration of light, drafts and more. Equipped with a long lasting, high-quality sponge neoprene seal and mechanism that has been tested to 5 million openings and closings. Rated for fire, smoke and sound infiltration and available in three anodized finishes. Length is custom cut to size. View more details in the description below.

How to Order: Select Finish and Exact Size required, this will determine your total price. Note, product is priced per range with 18.25"-36" being the lowest priced range. To determine sizing needed for your door bottom, see How to Meaure for an Automatic Door Bottom.

Stock sizes - 32" and 36" long are available to ship within 1 business day. Click here for our Quick Ship TMH Surface Mounted Automatic Door Bottom.

Starting price $89.01 per item
Zero #365, Automatic Door Bottom, Surface Mounted, Heavy Duty, Neoprene Bulb Seal, 1" Drop
Zero #365, Automatic Door Bottom, Surface Mounted, Heavy Duty, Neoprene Bulb Seal, 1" Drop
SKU: Z365AA|36

This Zero International #365, Surface Mounted, Heavy-Duty Automatic Door Bottom will ensure a proper and tight seal to the gap at the bottom of your door.  Will block, sound, light, drafts and more.  Equipped with a long-lasting, high-quality, neoprene bulb and mechanism that has been tested to 5 million opening and closings.  Smoke and Fire-rated, this ADB is available in 3 finishes and is custom cut to size.  View more details in the description tab below. 

How to Order: Selecting Finish and Exact Size required determine your total price. Note, product is priced per range with 18.25"-36" being the lowest priced range. To determine size required, see How to Measure for an Automatic Door Bottom.

Stock sizes - 32" and 36" long are available to ship within 1 business day. Click here for our Quick Ship TMH Surface Mounted, Heavy Duty, Automatic Door Bottom. 

Starting price $92.53 per item
Zero #367, Automatic Door Bottom, Surface Mounted, Heavy Duty, Double Neoprene, .562" Drop
Zero #367, Automatic Door Bottom, Surface Mounted, Heavy Duty, Double Neoprene, .562" Drop
SKU: Z367AA|36

This Zero International #367 Surface Mounted, Heavy Duty, High Sound Automatic Door Bottom with a double solid neoprene seal offers the best sound control for high sound levels and will prevent infiltration of light, drafts and more. Made with high-quality mechanism that has been tested to 5 million opening and closings. Smoke and Fire-Rated and is available in three anodized finishes. Length is custom cut to size. View more details in description tab below.  

How to Order: Selecting Finish and Exact Size required will determine your total price. Note, product is priced per range with 18.25"-36" being the lowest priced range. To determine sizing needed for your door bottom, see How to Meaure for an Automatic Door Bottom.

Stock sizes - 32" and 36" long are available to ship within 1 business day. Click here for our Quick Ship TMH Surface Mounted Automatic Door Bottom. 

Starting price $116.32 per item