IsoGate-S Steel Soundproof Casement Door

Description

The Nankarrow ISOGATE-S Steel Acoustical Door is a premium, high-performance soundproof solution engineered for environments where superior noise reduction and durability are essential. With an STC 60 rating, a 3” thick acoustical panel, and Nankarrow’s proprietary compression + magnetic seal system, this door guarantees outstanding sound isolation across all octave ranges. Perfect for studios, auditoriums, secure facilities, and high-end commercial or residential projects.

Features:

• STC 60 Sound Rating – industry-leading acoustic performance tested to ASTM E90, E336, E1408, and E413 standards.

• 3” Thick Steel Door Panel – heavy-duty construction ensures maximum sound attenuation and long-term durability.

• Advanced Seal System – compression seals combined with magnetic perimeter seals and an automatic door bottom eliminate noise pathways.

• Customizable Options – available with vision lites, side lites, transoms, and a wide range of finishes (prime painted, wood veneer, stainless steel, specialty coatings).

• Fire Rated – up to 60 minutes of fire protection, tested to UL 10C, UBC 7-2, UBC 7-4, with optional smoke labels.

• ADA Compliant – includes a ¼” threshold for accessibility.

• Complete Assembly – supplied with frame, hinges, threshold, and sealing system for plug-and-play installation.

• 10-Year Manufacturer’s Warranty – backed by Nankarrow’s quality assurance.

Technical Specifications:

• Model: ISOGATE-S STC 60

• Panel Thickness: 3 inches

• Handing Options: LH, LHR, RH, RHR

• Configurations: Single or double doors with astragals or removable mullions

• Sizes: Standard and custom, including oversized openings

• Performance Enhancements (optional):

  • Bullet & forced entry resistance (UL 752 Levels 1–10, NIJ, MIL-SAMIT)

  • Blast & pressure resistance

  • Radio frequency shielding (40 dB – 60 dB; TEMPEST optional)

  • Tornado & hurricane compliance (FEMA P-361, P-320)

• Thresholds: Solid, sound-control design to block airborne noise leaks

• Compliance Standards: ASTM A1008, JUIAF, JAFAN, DCID 6/9, ICPM 2006-700-7

Advantages:

• Exceptional Soundproofing: Professional-grade STC 60 performance ensures privacy and sound isolation.

• Flexible Customization: Wide range of finishes, glass options (acoustical, fire-rated, smart glass, low-E), and hardware integrations.

• Multi-Performance Capability: Hybrid add-ons available for security, RF shielding, or extreme weather conditions.

• Ease of Installation: Designed to integrate with standard builder’s hardware and various frame designs (slip-in, Z anchor, T anchor).

• Longevity & Reliability: Built for high-traffic and high-performance environments with a 10-year warranty.

Applications:

• Recording studios and broadcasting facilities

• Government, defense, and secure installations

• Auditoriums, theaters, and performance venues

• Hospitals and medical facilities requiring quiet zones

• Luxury residences and commercial spaces demanding privacy

• Data centers and RF-sensitive environments (with optional shielding)