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5" & 7" DuraVent DuraTech Galvalume Adjustable Extended Wall Support - 5DT-XWS

Item: 03558792

Out of stock

  • 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

This adjustable extended wall support is used above the tee to provide support when bypassing obstructions or overhangs. Supports up to 20' of chimney. Tee support is not necessary when using this support.

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