KriegerSonic
Acoustical and SCIF Doors and Windows
Krieger's sound proof doors
and our wood and metal acoustical doors and sound control windows, are used in premiere live performance venues and industrial applications where sound control is of primary concern.
STC Ratings
Door assemblies:
Up to STC-55, metal and wood veneer
Windows:
Up to STC-56
Test and Certification
ASTM E90, E336, E1408, E413, A 1008 (Cold-rolled steel sheet, commercial quality)
JUIAF, JAFAN, DCID 6/9, ICPM 2006-700-7
Fire Labels and Positive Pressure
Metal Doors up to 3 Hours

Certified in accordance with UL 10C, UBC 7-2,
UBC 7-4 250°, 450°, 650° temperature rise, up to 3 hours UL 10C
Smoke Labels:
Metal doors up to 3 hours

Wood doors up to 60 minutes
Smoke Labels:
Up to 20 minutes
Glass
Tested and certified acoustical glass or fire rated glass and glazing materials are available.
Configuration
Acoustical doors are available in flush design or with vision lights and as single or pairs of hinged doors, including single or bi-parting horizontal sliding doors. All assemblies are available manual or power operated.
Performance Combinations
KriegerSonic's acoustical doors and other sound control products can be manufactured for multiple performance requirements including bullet resistance, blast resistance, thermal protection, radio frequency shielding or any combination thereof.
Frame Configuration
Krieger offers standard frame designs and can engineer special frame profiles to complement wall construction and architectural style.
Sizes
Standard and custom sizes available. No limits.
Hardware
Door, frame, perimeter sound seals, and door bottom are supplied as part of the complete tested assembly.

Additionally, Cam Lift Hinges and an aluminum threshold are included with high STC rated soundproof doors for sound control.

Learn more about the Cam Lift Hinges and see a demo.
Common Applications
Recording Studios
Television Broadcasting
Radio Stations
Post Production Studios
Theme Parks
Music Classrooms
Museums
Live Performance Venues
Test Cells
Laboratories
Mechanical Rooms
Court Rooms
Corporate Offices

Past Clients
Boeing
Chrysler
Disney
General Motors
Microsoft
Paul Allen
Sony
US Government
Warner Brother

Project Gallery
Krieger's custom designed doors and windows have been used in premier buildings around the world.
Finishes
Wood veneer acoustical doors may be finish-sanded, primed, sealed with conversion synthetic sealer or completely prefinished prior to shipping.

Stainless steel finishes can be embossed, patterned, etched, bead blasted and colored. Bronze, brass, copper, and plastic laminate finishes are also available.
Finish Hardware
Krieger acoustical doors are delivered as complete, performance guaranteed acoustical assemblies with seals, hinges, and threshold included. Our designs also interface with the locks and accessory hardware you have chosen for your project.
Installation Services
Krieger offers various installation services and will provide the necessary shop drawings for your acoustical doors and windows, certification of tested results, and assistance with compliance for all industry standards.