Skip to main content

Replace CT Gas Cooktop with CG Gas Cooktop


  • What CG Gas Cooktop replaces a CT30G/S?
  • Is the CG Gas Cooktop Professional or Transitional Series Gas Cooktop a direct replacement for CT Gas Cooktops?
  • Installation differences between the CT Gas Cooktop and CG Gas Cooktops
  • What changes have to be made when replacing CT30, CT36 with CG30, CG36?
  • What are the differences in opening depth, width and height of old and new Gas Cooktops?


CG Gas Cooktops include:

  • Dual-stacked, sealed burners.
    • 1 enhanced 18,000 Btu burner up from 15,000 Btu.
      • Boil time 25% faster (5 quarts of water in a 6 quart pot tested).
      • Front left burner on Transitional and Professional Gas Cooktops.
    • True simmer and melt feature.
  • Optimized burner locations.
  • More burner Btu options for greater control and performance.
  • Professional Gas Cooktop offers red, black, or stainless knobs.

Refer to the following chart for compatible New Generation replacement Gas Cooktop models.

CT Series CooktopCG Series Cooktop

Installation Differences:

 Opening DepthOpening WidthOverall Dimensions
Standard Install
  • No change needed
  • CG Series = 19-1/2"
  • CT Series = 19-1/4"
  • The small change does not require any filler.
  • CG Transitional and Professional Gas Cooktops will fit in the 19-1/4" opening.
  • No change needed
  • 30" Model = 29"
  • 36" Model = 35"
  • No change
  • CT Cooktops and CG Transitional and Professional Gas Cooktops have the same overall dimensions.
Electrical supply requirements remain the same: 120 V AC, 60 Hz, 15 amp circuit.
  • No change needed
  • A 6' cord with grounded plug supplied with the unit remains the same.

If an existing 9" Downdraft is installed, it will work with the new cooktop. Refer to Replace 9" Downdraft with 14" Downdraft for more information.

Refer to the Wolf Design Guide for additional design specifications. Contact a Local Dealer for further sales information.


Need further assistance? Contact Customer Care at 800.222.7820 or provide your information below and request a Customer Care representative contact you.

Ask Your Question

We're standing by with answers

Whether you're shopping for appliances or have questions about those you already own, we've got the resources you need. Talk directly to a customer care expert at the Sub-Zero, Wolf, and Cove service center, or connect with an appliance consultant at an official showroom near you. Get quick answers online, or reach a certified service provider or installer. And much more.


Call us at (800) 222-7820