Collection: Soundproof Doors and Door Seal Kits

Yes, acoustic door seals are the most effective way to soundproof any solid core door. While acoustic door seals are still effective on hollow core doors, we do not recommend them because a hollow core door is not dense enough to stop sound. Even if sound can no longer easily leak around the perimeter of the door, it can easily pass through the door.

Sealing the door is one of the two major components to soundproofing a door. While putting a door sweep or a towel under the door won't do nothing, for a meaningful solution, you'll want to install a door bottom seal on a solid core door to seal the largest gap around your door from sound leaks.

Read our article on how effective door sweeps are at blocking sound for more on why we recommend a true bottom seal.

The Sound Lock™ Soundproof Door is the best option for an interior soundproof door. With an attractive, wood finish and an STC rating of up to 56, this door is as soundproof as they come. We combine our proprietary construction and an airtight seal to meet the highest specifications, ranging from recording studios to gun ranges. If you’re looking for “the best”, you’ve found it. After that, solid core doors with a Sound Lock™ Door Seal Kit on them are excellent soundproof door options. First rule of door soundproofing is don't use a hollow core door. It only goes up from there.

Read our comparison breakdown for more help choosing the best door for soundproofing!

Our Sound Lock™ Door Bottom Seal is designed to work with hard surfaces, so if you have carpet, you need to add a hard transition beneath the door so the bottom seal can drop and create an airtight seal.

No, you can’t soundproof a hollow core door without obstructing it, and hollow core doors lack the density needed to effectively block noise. If you don't need access to the door, you can use a soundproof blanket or mass loaded vinyl to increase the mass of the door. If you do need access, we recommend replacing the hollow core door with a solid core door.

The best way to soundproof a solid core door is to seal the perimeter of the door using our Sound Lock™ Door Seal Kit. The door seal kit improves the STC rating of a solid core door by 10+ points.

To soundproof an exterior door, you need to make sure the door is completely sealed. Most exterior doors are solid core with rubber gasketing and a threshold to keep them sealed, mostly for thermal reasons. If the door has gaps, our Sound Lock™ Gasket Tape can be used.

Yes, You can soundproof double doors by sealing it with our Sound Lock™ Double Door Seal Kit. Soundproofing double doors follows the same principles as any other door - you just have two of them. The double door seal kit comes with an astragal seal to seal between the doors. French doors have window panes making them weak sound barriers, so you will need to replace the doors with solid core doors or use a Fantastic Frame™ window insert to soundproof those windows.We go into more detail onhow to soundproof French doors in our article.

Yes, as long as your door is sealed on the bottom and sides, sealing any gaps around the door jamb with acoustic caulk is a necessary step in soundproofing a door!