Transcription of STC Ratings for Stud Wall Cavities - Foam-in-Place
1 STC RatingsforStud Wall CavitiesFor 2x4 Stud Wall Construction:STCH ollowWith InsulSmart Interior Foam InsulationWith Wood Studs1 30-33 34-38 With Metal Studs2 4044-46 For Staggered 2x4s on 2x6 Plates:STCH ollowWith InsulSmart Interior Foam InsulationWith Metal Studs 4750-53 InsulSmart Interior Foam Insulation is an excellent product for improving thermal andacoustic properties of stud wall Cavities . Installing InsulSmart Interior Foam Insulation within astud wall cavity will improve the STC rating by about 4-6 insulation is preferred because it: Is easy to install. Seals around pipe and electrical penetrations which are often the mainpoint for sound transmission.
2 Flows throughout the wall, filling all the head joints, holes and openingswhich is important to ensure effective Construction HandbookCopyright 2007 cfiFOAM, Inc., All Rights Copying, Scanning, Printing or Distribution Is Prohibited.
