Thermos 21121204 Grill Parts

Stainless steel burner and venturi assembly kit for Thermos model 21121204. Comes with all necessary gaskets and screws.

Part Number: 11602-72401
Dimensions: 15” x 4”
Material: stainless steel
Weight: 4.0

Stainless steel oval burner for Thermos model 21121204. Includes special bracket for optional 03900 burner-mounted collector box and electrode with wire. The 03900 electrode & box is a good solution for applications where the original OEM electrode cannot be used.

Part Number: 11602
Dimensions: 15” x 4”
Material: stainless steel
Weight: 1.5

two venturi gaskets with screws

Part Number: 00400
Dimensions: 3 1/16” x 1 1/4”
Weight: 0.05

Universal stainless venturi flexible and adjustable from 8” to 11” and sold individually. Used to replace venturis for virtually any grill model for which no exact fit venturi is available. Gasket & screws not included, see part numbers 00400 or SHK4.

Part Number: 72401
Dimensions: 7 1/2” x 11”
Material: zinc plated steel
Weight: 0.3

Universal Spider Guards. Helps prevent dangerous flashback fires caused by spider webs in venturi tubes.Stainless steel spider guards slip over the air shutter on most venturi tubes to help keep the spiders out. For 3/4” venturi tubes.

Part Number: SG-B
Material: stainless steel
Weight: 0.1

Stainless steel cooking grid for Thermos model 21121204. Sold individually.

Part Number: CG-29
Dimension Front-to-Back: 12 3/4”
Dimension Side-to-Side: 19 13/16”
Material: chrome steel
Weight: 2.2

Rock grate for holding lava rock or ceramic briquettes.

Part Number: BG-32
Dimension Front-to-Back: 11”
Dimension Side-to-Side: 17 3/8”
Material: carbon steel
Weight: 3.0

Heat Plate/ Flame Tamer not known for Thermos model 21121204. Our parts information for this grill model is incomplete, and we really don't know with certainty which heat plate fits this model. It may be that we have the part but don't show it here due to data or other error.

If you know the original OEM part number, try searching for it in the search box at the top of this page.

You can also browse through all of the heat plates we carry for your brand grill. If we don't have the exact fit for your grill, we may have a suitable replacement part. Measure your existing part so you'll know exactly what size is needed.

If you have this grill model and know the number and dimensions of your original heat plates, click here to send an email to our GrillDr that includes this information. We greatly appreciate your help.

Part Number: HP-DUMMY
Weight: 1.0

20” Ignitor adapter wire with female spade connector and male round connector. Used primarily on Ducane models 7100 and 7200 to extend the wire from the 03758 collector box and electrode to the electronic spark generator (igniter).

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: 03750
Dimensions: 1/16
Weight: 0.05

Universal adapter wire with male round and female spade connectors.

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: 03751
Weight: 0.05

Collector box. Mounts to the front of burners 14902 or 14701. Use original electrode or electrode 04500.

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: 04600
Material: stainless steel
Weight: 0.3

Tongue style collector box for burner mounted applications. Includes preinstalled electrode with round female connector end and 20” wire. Fits on all of our Deluxe stainless H burners (LB, SB, DLB, DSB) using special mounting bracket on these burners. Will not fit on cast iron burners (see part IG-15B for cast iron burner applications).

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: IG-5B
Weight: 0.3

Ignitor electrode and collector box assembly. Fits all grills equiped with the Charbroil Masterflame and MasterFlame II burner systems, including grill brands Charbroil, Coleman, Kenmore, and Thermos. Fits on our burner part numbers BBC, LBBC, TBBC, and TLBBC.

Includes:
• Gas collector box
• Ceramic electrode and wire
• Mounting hardware

For more information about ignition systems and components, please see article Ignition 101 in our help center.

Part Number: IG-11B
Weight: 0.3

Universal warming rack. For use on grills with at least 22” inside dimension.

Part Number: AP-6A
Dimensions: 6” x 21 1/2”
Material: Chrome steel
Weight: 1.3

Brass spud orifice with 5/16” x 32 thread size. Has #70 starter hole. Must be drilled to proper drill size.

If you would like us to drill the orifice(s) for you, there is a single $15 fee for this service, which will be added to the order when processed. Please tell us the number of burners in your grill and the total BTUs of your grill (less side burner and rotisserie burner, if any). BTU rating information can usually be found on the grill's CSA certification tag, located somewhere on the grill. Please furnish this, along with any other information you deem relevant, in the Message to CLA box during checkout.

Part Number: 31600
Dimensions: 0 3/8” x 0 7/16”
Material: brass
Weight: 0.01

Dual brass LP valve assembly. Includes left and right control valves and valve manifold. Fits Arkla up-front control grills and others requiring 45 degree angle valves.

• For use with LP gas
• Includes two orifices drilled to #57 drill size
• Includes pre-assembled 45 degree angle fitting, not shown in photo

Part Number: VLV-28
Material: brass
Weight: 1.1

Durable 2 5/16” round briquettes

• Self-cleaning
• Control flare-ups while holding an even heat pattern.
• About 53 pieces, covers approximately 275 sq. inches.
• Fits all gas grills

Part Number: BQ-5
Weight: 7.2

Natural lava rock processed and screened for uniformity. 7 lb. bag is enough for all full sized grills. Click the photo to find easy steps for installing lava rocks.

Part Number: 45887
Material: pummise
Weight: 7.0

15” Stainless steel tong.

• Soft comfort grip
• Locking mechanism

Part Number: 40259
Dimensions: 15
Material: stainless steel
Weight: 0.14

8” Plastic grill brush with scraper.

Part Number: 77330
Weight: 0.3