< Sound Lock door seal kit - 3 jamb seals, 1 bottom seal >

Sound Lock™ Door Seal Kits

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FREE Standard Shipping

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Sound Lock Door Seal Kits

A standard door can have as much as one square foot of airspace around the edges. Imagine if you had a 12" x 12" hole in your wall! It wouldn't block very much noise, would it? The Sound Lock Door Seal Kit is the durable and effective solution to turn a solid-core door into a soundproof door.


Product Information

  • Seal airspace around a door to reduce sound transmission through door units
  • Adds up to 20 STC points
  • Durable, anodized aluminum casing with a soft, neoprene rubber seal
  • Each kit includes 3 adjustable jamb seals and an adjustable bottom seal
  • Economical alternative to the Sound Lock Soundproof Door
  • The bottom seal and jamb seals are adjustable to allow for an airtight fit on any standard door

Sound Lock Door Seal Kits - Standard

  • Adjustable Jamb Seals: 1/2" thick, 1-5/16" wide
  • Bottom Seal: 17/32" thick, 2-5/32" wide
  • Adjustable neoprene seal

Sound Lock Door Seal Kits - Heavy Duty

  • Adjustable Jamb Seals: 7/8" thick, 2-5/16" wide
  • Bottom Seal: 7/8" thick, 2-5/16" wide
  • Adjustable neoprene seal


Product Uses

  • Turn any solid-core door into a soundproof door (up to STC 51) by sealing the airspace at the perimeter and below the door. 
  • Soundproofing the door is key whenever sound proofing a room. The doors are the weakest point in most walls soundproofing, and must be considered.
  • For exterior noises, combine a door seal kit with soundproof window inserts to keep your home office or bedroom quiet.
  • Homes, apartments, offices, schools, classrooms, manufacturing plans, warehouses, community centers, home studios


How to Measure Your Door

  1. Open the door.
  2. Measure the distance from the floor to the top of the door frame. Write it down.
  3. Measure the width of the door frame across the top frame. Write it down.
  4. Double check your measurements to ensure you get the correct sized kit. The bottom seal should only be cut a maximum of 2".


Installation Instructions

  • Sound Lock Door Seal kits should not be used on a hollow-core doors
  • For carpet applications, a flat smooth threshold (not included) should be used.
  • Recommended 1-1/2" of flat space on the door jambs to install the jamb seals.
  • The ideal bottom seal height off the floor is 3/8", but no more than 1/2".
  • Download our Sound Lock Door Seal Install Guide PDF


Contact us if you have questions!


Shipping Cost:
Calculated at Checkout
Project Category:
Material Type:
Soundproof Door