Grill parts to fit Thermos model 21003 gas grill.
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Replacement BBQ grill parts for
Thermos model:
21003


To help insure that you get the correct replacement parts for your Thermos grill, we highly recommend that you measure your original parts and compare them to what we have listed below. This is best done with the parts out of the grill. Verify your model number. The information shown below for the Thermos model 21003 is the latest we have and believed to be accurate.

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 Our Part# Description Illustration Price 
 
 49803 deluxe 3-piece stainless steel tool set with heavy duty rosewood handles. turner, tong, and fork.

Weight: 2.4
 
$45.54

Qty
 



 11301-70301 Stainless steel burner and venturi assembly kit for both natural gas and propane (LP) models. Comes with all necessary gaskets and screws. Fits Thermos gas grill model 21003.

Dimensions: 16” x 3 1/8”
Material: stainless steel
Weight: 1.5
stainless steel burner assembly for Thermos model 21003 
$36.18

Qty
 



 11301 Stainless steel burner for both natural gas and propane (LP) models. Fits Thermos gas grill model 21003.
Burner only, no venturi. Please be sure you don't need new venturis. About half the time you will.

Sold individually, number required varies by grill.

Dimensions: 16” x 3 1/8”
Material: stainless steel
Weight: 1.1
stainless steel burner for Thermos model 21003 
$27.02

Qty
 



 70301 straight adjustable single venturi. Includes all necessary gaskets and screws/nuts.

Dimensions: NA x 7”
Material: zinc plated steel
Weight: 0.4
 
$10.18

Qty
 



 50101 Porcelain steel cooking grid. Porcelain enameled, glossy finish. Fits Thermos gas grill model 21003.

Dimension Front-to-Back: 12”
Dimension Side-to-Side: 18 1/2”
Material: porcelain steel wire
Weight: 3.9
 
$30.02

Qty
 



 90501 carbon steel rock grate Fits Thermos gas grill model 21003.

Dimension Front-to-Back: 11 1/4”
Dimension Side-to-Side: 17 1/4”
Material: steel wire
Weight: 2.7
 
$16.97

Qty
 



 98132 Deluxe stainless steel heat diffusion plate. Sold as (2) piece set Fits Thermos gas grill model 21003.

Sold individually, number required varies by grill.

Dimension Front-to-Back: 11 1/2”
Dimension Side-to-Side: 19”
Material: stainless steel
Weight: 2.2
 
$34.87

Qty
 



 77336 curved handle grill brush. 10.5”, plastic with brass bristles and scraper.

Weight: 0.3
 
$5.77

Qty
 



 41651 Pyromid® Briquettes. Bag of loose red pyramid shaped permanent briquettes. non-porous, retains heat longer with even heat distribution. Sufficient quantity for a full sized grill.

Dimensions: 1 7/8” x 1 7/8”
Weight: 7.3
 
$24.20

Qty
 



 00220 Texas hickory flavor wood chips. 800g.

Weight: 2.0
 
$4.80

Qty
 



 45887 natural lava rock processed and screened for uniformity. 7 lb. bag is enough for all full sized grills.

Weight: 7.3
 
$11.59

Qty
 



Thermos 21003. We have a large inventory of BBQ accessories such as BBQ tools, baskets, grill covers in our accessories section.



BBQ accessories and grilling supplies


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We ship grill parts for Thermos gas grills worldwide

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