4 Inch Round PVC Junction Box 18 Cu In ETL Listed Fire Rated For 2 Hours Black 3 Pack Heavy Duty Round Electrical Outlet Box For Home Improvement Projects

4-Inch Round PVC Junction Box, 18 cu in, 3-Pack (Black)
✔️ 3-Pack heavy duty PVC, 18 cu in, fire rated 2 hours, ETL listed

This 4-inch round PVC junction box provides 18 cubic inches of internal space and is 1-Gang. It is suitable for AWG 9/14, 8/12, 7/10 conductors and is ETL listed with a fire rating of 2 hours. Built from durable PVC, it features adjustable tabs for old-work installations, ideal for lighting or ceiling box applications in residential or commercial settings.

✅ Diameter 4-1/4 inches; 1-Gang round PVC box
✅ Internal volume 18 cubic inches for wiring space
✅ Suitable for AWG 9/14, 8/12, 7/10 conductors
✅ Durable PVC construction; ETL listed; fire rated for 2 hours
✅ Adjustable flanged tabs for old-work installation
✅ Ideal for lighting or ceiling boxes in residential/commercial spaces

💡 What is a round PVC junction box used for in home electrical projects?

In short, it's a handy enclosure for wiring and mounting fixtures in ceilings or walls. - It works well for old-work renovations to fit existing openings - It provides 18 cu in of space for AWG conductors (9/14, 8/12, 7/10) - It is ETL listed and fire rated for 2 hours