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Ena Acoustic

Acoustic Door Soundproof STC-35 STC-45 Steel and Fireproof

Acoustic Door Soundproof STC-35 STC-45 Steel and Fireproof

Regular price $852.00 USD
Regular price $654.00 USD Sale price $852.00 USD
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type

Acoustic Door

Three options to meet soundproofing needs.

We offer a comprehensive range of soundproof door solutions to create a quiet and comfortable living space. Our products are divided into three sub-categories, allowing you to choose according to your needs and budget:

  1. Original Door Optimization (Old door thickened + sealed)
  2. STC-35 wooden soundproof door
  3. STC-45 steel soundproof door

Technical Source

Scientific basis, Field experience


Mandarin Oriental Hotel Rooms

Option 1: Thick old door + seal

  • Paste 2 layers of sound insulation material on the original door
  • The top layer is ENA NE-100 sound insulation cotton, and the bottom layer is NE-200 sound insulation blanket.



Five-in-one package

Can be DIY or installed by us

product Specification Quantity Function Description
ENA NE200 Soundproof Blanket 1 x 10m roll Thick sound insulation blankets can effectively reduce noise penetration and improve the sound insulation performance of the door.
ENA NE100 sound absorbing panel 25 pieces (30x60cm) Sound-absorbing panels can absorb and eliminate reflected sound, reduce indoor echo, and improve indoor sound quality.
Selly nail glue 4 sticks Make sure the acoustic panels and blankets are securely fastened to the door.
Double sided tape a roll Install sound-absorbing panels and insulation strips easily and quickly.
Ena Mute door gap soundproofing strips 9mm x 6 meters Effectively prevent noise penetration in door gaps and improve the overall sound insulation effect.

Actual measurement 

of the effect after optimization



British Standard (Fireproof)

SGS Laboratory Certification.

Based on fire protection tests approved by the Hong Kong Fire Services Department (British Standard BS-476-6 Fire Retardant Requirements for Walls and Ceilings)

Passed Hong Kong Science and Technology Park SGS laboratory inspection (I=6.4, Class 0 requirements)


EU standards (Harmless)

(Formaldehyde emission EN717 Part1)

(mg/m3=0.05, Super E0 grade)


US standards (Effective)

(Sound absorption performance ASTM C423-23)

(aw=0.36, NRC=30%)


Safe and effective,

model designated by major institutions

  • ENA sound insulation and sound absorbing products have been used in the following properties
  • Attached are documents and photos of relevant usage records.
  • You can use it safely even in places where licensing is required.


Option 2: STC-35 wooden soundproof door

  • 35 decibels of sound insulation
  • High-quality wooden materials, environmentally friendly and durable
  • The set includes wood, door frame, threshold, and lock



Option 3: STC-45 steel soundproof door

  • 45 decibels of sound insulation
  • High quality steel, strong and durable
  • The package includes wood, door frame, threshold, and airtight soundproof lock



Combined with the full range of Ena,

the effect will be much better

  • All sound insulation products have passed safety certification
  • Experimentally tested and proven safe and effective


Frequently Asked Questions Q&A

1. Which three options can meet my sound insulation needs? Answer: We offer three options: Option 1: Old door thickening + sealing; Option 2: STC-35 wooden soundproof door; Option 3: STC-45 steel soundproof door.
2. Option 1: What are the advantages of thickening + sealing the old door? Answer: Option 1 is the cheapest method. You can paste 2 layers of sound insulation material on the original door to improve the sound insulation performance.
3. Option 2: What are the characteristics of STC-35 wooden soundproof door? Answer: STC-35 wooden soundproof door has a sound insulation effect of 35 decibels, uses high-quality wooden materials, is environmentally friendly and durable.
4. Option 3: What are the characteristics of STC-45 steel soundproof door? Answer: STC-45 steel soundproof door has a sound insulation effect of 45 decibels. It uses high-quality steel and is strong and durable.
5. What are the prices of the three options? Answer: Soundproof door optimization (old door thickening + sealing): $2980; STC-35 soundproof door (wooden door): $13,000; STC-45 soundproof door (steel door): $17,000.
6. What are the installation costs for the three options? A: The installation cost for all three options is $2980.
7. Is shipping included? A: Shipping fee is included.
8. Is the cost of moving stairs included? Answer: The cost of moving the stairs is not included.
9. Is the off-island shipping fee included? Answer: The outbound shipping fee is not included.
10. What products need to be purchased when using Plan 1? Answer: The set includes five products: ENA NE200 soundproof blanket, ENA NE100 sound-absorbing panel, Selly nail glue, double-sided tape and Ena Mute door gap soundproof strips.
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