Box Extender, levels and supports the wiring device where the box | Crescent Electric Supply Company
4″ IC New Construction Junction Box Housing for Use in Fire Rated Ceilings-Liteharbor Lighting
Intumescent UL Putty Pads | National Fireproofing Supply Co
Arlington DVFR2W 2-Gang Indoor IN BOX™ Recessed Electrical Box, 37 cu.in, White | Cooper Electric
Two Hour Fire Rated Enclosure – ezbarrier
PH120 Fire flame Rated enclosure,E30,E60 junction · Delvalle Box
FD2CT Series – 2 Hour Insulated With Recessed Door and Flange | Activar Construction Products Group
2hr Fire-Rated Enclosure Overbox | Free UK Delivery
Two Hour Fire Rated Enclosure – ezbarrier
Ceiling Box extender. for setback ceiling boxes. Fits 3-1/2 and 4" round octagul boxes. Extends box up to 1-1/2 and has 2 hour fire rating.
The 24 Inch Rule for Electrical Outlets in 2 hour Fire Rated Walls - Buy Insulation Products
MW Lighting 4 Inch Fire Resistant Junction Box / Housing – Smart on Lighting
Allied 9363-EWK 2-27/32 In. Deep One-Gang Two-Hour Fire-Rated Fiberglass Box with Ears and K-Clamp, 16 Cubic. In.
6 PACK) Plastic Electrical Box, Blue Outlet Box, Single Gang New Work Junction Box, Captive Nails, 18 cu. Inches, Length 3-3/4'', Width 2-1/4'', Depth 2-7/8'', 2 Hour Fire Rated Electrical Outlet Box - Amazon.com
3M™ Fire Barrier Moldable Putty Pads MPP+ | 3M United States
Switch Box Inserts - 2 Hour Fire Rated / Energy Saving - TENMAT
4-Inch Airtight Fire-Rated Junction Box
Fire - Allied Moulded Products :Allied Moulded Products
The 24 Inch Rule for Electrical Outlets in 2 hour Fire Rated Walls - Buy Insulation Products
Fire Rated Enclosures, Electrical Enclosures for Extreme Temperatures · Delvalle Box
HUIXHAO 2-Gang Electrical Outlet Box,Old Work Box,25 Cubic Inch Junction Box,ETL Listed and Fire Rated for 2 Hours, for Home Improvement (12 Pack) - Amazon.com