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Conventional Outdoor Fireplace Kit

A traditional outdoor fireplace kit that is high quality and easy to assemble.

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  • Specifications
  • About
  • Specifications
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FireRock Conventional Outdoor Fireplace Kits

An outdoor fireplace is the perfect centerpiece to incorporate when designing an outdoor space that features comfort and style. It will bring life to the space and guests will love to gather around it.

FireRock's conventional outdoor fireplace system is expertly designed to provide a full masonry system that is easy to install. With 3 sizes available, our conventional outdoor firebox has a straight back wall and straight opening for a clean look. 

  • Available sizes: 30", 36" and 42"
  • Traditional-style firebox with straight back wall
  • Fireplace Kit includes 2-3 feet masonry chimney
  • Both firebox and chimney system components are delivered on a single pallet
  • Compliances: UL 127
  • In the event that additional dimension is required, build out with concrete masonry units (CMUs) or metal framing material
  • Approved for outdoor use only

Having trouble choosing the right fireplace for your outdoor space? Check out our how-to guide for 5 common questions you should be asking yourself to ensure your fireplace plans suit your needs, taste and your home.


FireRock Outdoor Conventional Model Dimensions

All measurements listed are based on dry stack units before firebrick is installed. Dimensions are nominal and are given for design and framing reference only. Please consult installation manual for all details and requirements before making final design layout decisions.

Model Width Height Depth Damper Weight
Opening Firebox
Overall Opening Firebox Smoke
Overall Firebox Overall
30" Outdoor Conventional 32.5" 22" 38" 25.125" 28.875" 22.375" 75.25" 22.5" 28.5" N/A 1,550 lbs
36" Outdoor Conventional 38.5" 28" 44" 33.75" 37.5" 22.375" 83.875 22.5" 28.5" N/A 1,860 lbs
42" Outdoor Conventional 44.5" 34" 50" 33.75" 37.5" 31.5625" 105.0625" 22.5" 28.5" N/A 2,400 lbs
Chimney Diameter Masonry Chimney: 15"
UL 103 Metal Chimney: 12" (30" model only) or 14"
Total Chimney Height

30” and 36” models - 24”
42” model - 36”


30” model - 16’ 4”
36” model - 17’
42” model - 17’ 9”


*For 30” and 36” fireplaces, 2’ of chimney block (4 pieces) are provided. For the 42” unit, 3’ (6 pieces) are included in the kit. Additional chimney block can be added to achieve the desired height as long as maximum heights are followed.

Clearance to Combustibles

Opening to Sidewall 28"
Opening to Mantle with 8" Depth 16"
Noncombustible Hearth Extension 30" in front; 8" each side
Firebox & Smoke Chamber to Combustibles or Framing 1"
Smoke Chamber (Front Wall & Top) to Wood Framing 1"


30" Outdoor Unit: 55 SF

36" Outdoor Unit: 65 SF

42" Outdoor Unit: 75 sf


Not sure what direction you want to take with your next project? Contact us to learn from our experts.

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