The Proudfoot Company, Inc. is an industry leader in acoustical correction, noise control, and specialty concrete masonry units. Since 1965, Proudfoot has worked with architects and engineers to control noise problems on a wide variety of projects through use of its SOUNDBLOX® acoustical masonry units and NOISEMASTER® sound control products. In 1999, it introduced its FlowBlox™ Masonry Units with integral flashing.

• See also:
• Masterformat 2004
• 04 20 00 - UNIT MASONRY
• 04 21 00 - Clay Unit Masonry
• 04 21 13 - Brick Masonry
• 04 22 00 - Concrete Unit Masonry
• 04 22 19 - Insulated Concrete Unit Masonry
• 04 22 23 - Architectural Concrete Unit Masonry
• 04 22 33 - Interlocking Concrete Unit Masonry
• 04 27 00 - Multiple-Wythe Unit Masonry
• 04 27 13 - Composite Unit Masonry
• 04 27 23 - Cavity Wall Unit Masonry
• 09 51 00 - Acoustical Ceilings
• 09 51 13 - Acoustical Panel Ceilings
• 09 51 23 - Acoustical Tile Ceilings
• 09 51 33 - Acoustical Metal Pan Ceilings
• 09 80 00 - ACOUSTIC TREATMENT
• 09 84 33 - Sound-Absorbing Wall Units
• 10 13 00 - Directories
• 10 14 00 - Signage
• 21 07 00 - Fire Suppression Systems Insulation
• 21 07 16 - Fire-Suppression Equipment Insulation
• 21 07 19 - Fire-Suppression Piping Insulation
• 22 07 00 - Plumbing Insulation
• 22 07 16 - Plumbing Equipment Insulation
• 22 07 19 - Plumbing Piping Insulation
• 23 07 00 - HVAC Insulation
• 23 07 13 - Duct Insulation
• 23 07 16 - HVAC Equipment Insulation
• 23 07 19 - HVAC Piping Insulation
• Masterformat 1995
• 04200 - Masonry Units
• 04220 - Concrete Masonry Units
• 04810 - Unit Masonry Assemblies
• 09510 - Acoustical Ceilings
• 09800 - Acoustical Treatment
• 09840 - Acoustical Wall Treatment
• 10400 - Identification Devices
• 13080 - Sound, Vibration, Seismic Control
• 15080 - Mechanical Insulation