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24" DuraVent DuraTech Square Ceiling Support Box - 7DT-CS24

Item: COP70755
MSRP: $523.99
Product Details
  • Approved for most fuel types
  • 430-alloy stainless steel inner wall
  • 2" clearance to combustibles
  • ThermalTech blanket insulation eliminates hot spots
  • Twist-lock connections for strong, secure fits
  • Able to vent large fireplaces and building heating appliances
  • Clean, smooth exterior finish

24" DuraVent DuraTech Square Ceiling Support Box - 7DT-CS24

This ceiling support box supports chimney pipe and provides a positive connection between support box and chimney with a built-in twist lock. Suitable for both flat and cathedral (A-Frame) ceiling applications. Fits between standard 16" on-center joists and most manufactured home applications. Supports up to 60' of DuraTech Chimney. Use adaptor to attach DVL or DuraBlack to the support box. A 2" wide trim collar is included.

WARNING: Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to

Limited Lifetime Warranty