Solid Rock DIY Masonry Heater Kits use a design system that is a combination of all of the major masonry heating designs from Europe. Solid Rock DIY Masonry Heater Kits can be easily designed into many shapes and sizes allowing you design creativity. We are also able to change our casting shapes into special sizes, therefore, allowing you to design the project to suit your style. We offer 3 main building options depending on your skill level, budget, and time available for the build.
SR Doors and Solid Rock DIY Masonry Heater Kits are Made in the USA with materials from the US, Canada, German pyroceramic glass and oven kiln shelf from St. Gobain in India. We are centrally located in Duluth, MN which allows for easy shipping anywhere.
SR Design offers CAD drawing services for both residential and commercial masonry heaters and wood and coal-fired ovens of all shapes, sizes, and styles of masonry heaters. We meld the best of the Russian Bell, German, Austrian, Finnish, and Swedish designs into modularized masonry heater kits that don’t require 100’s of saw cuts. We can also supply and ship you all of the specialty materials required for your project including firebrick, firebrick slabs, gaskets, insulation, and doors. Call (218) 343-2978 or email us with questions or pricing.
What we include in our SR DIY Masonry Heater Kits
Our SR Hybrid Masonry Heater Kits use an average of 230 firebricks as the primary material and 18 cast refractory slabs which span the openings, oven components, and draft channels. The SR Cast Core System uses an average of only 40 firebricks to line the replaceable firebox and 36 refractory castings. Making it one of the fastest and least technical masonry heater kit to build. We offer 3 standard-sized SR DIY Masonry heater kits with 13”, 18”, and 22” wide fireboxes with options up to a 32” wide firebox. The standard SR DIY Masonry Heater Kit includes draft channels on one side of the core like this Russian Bell Heater or both sides of the engine core like a bottom vented Finnish Contraflow Heater or a top vented Swedish 5 Run Heater.
All of our SR DIY Masonry Heater Kits supply you with all of the required materials for building the masonry heater core system including firebrick, refractory mortar, refractory slabs, insulation, gaskets, and expansion materials. SR Doors are also included in the price. Options include SR white oven (600º on 1 fire) and black ovens, grilling, heating water, heated benches, and cookstoves.
What we do not supply with our Masonry Heater Kits
- Although we do not supply you with these materials below, we can advise you on what to use
- Foundation
- Concrete block
- 4-5″ of exterior veneer finish such as face brick, stone, concrete block or tile
- Portland & lime mortar for the exterior veneer finishing materials
- Chimney materials are not supplied, but we can design and ship you the required DuraVent chimney materials
Heater Options
Call for pricing information on:
- Custom core systems and designs for masonry heaters, cookstoves, residential and commercial bake ovens of all shapes and sizes. SketchUp drawings and detailed instructions in pdf form, course-by-course pictures plus complete systems.
- 5 sided systems $350 extra
- 6 sided systems $350 extra
- Heated bench systems $250/lineal foot of cast heated bench components
- Hot water coils
- Kachelofen: We build custom hand made German and Austrian Tile Stoves with tiles made in Duluth MN
- Kakelugn: Antique & custom hand made Swedish Tile Stoves with tiles made in Duluth MN
- Standard and Custom High-Density Concrete Heater facing systems for stained concrete finishes, or a base system for stucco and thin stone finishes.
- Standard & Custom doors and hardware for masonry heaters, cookstoves, plus residential and commercial bake ovens.
- Masonry heater and oven building workshops
- All DIY masonry heater kits and doors are FOB Duluth MN. International duties, taxes, and shipping available on a quote basis. Quantity discounts are available.
DIY Masonry Heater Planning
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SR-13 Hybrid DIY Masonry Heater Kit
The SR-13 hybrid core system has a 13″ w x 18″ deep firebox. This hybrid kit contains the cast refractory slabs that are needed to complete the core along with the required firebrick, refractory mortar, insulation, and expansion materials. SR-13 doors and hardware are included. This system will typically heat a well-insulated 1,100 square foot home with 8ft ceilings in a Northern MN climate.
Heater Specifications
Model SR-13 Hybrid & Cast Units
Core Dimensions: 36″w x 23″d x 74″h
Finished Dimensions w/ 4″ masonry veneer: ~43″w X 32″d x 80″H
Firebox: 13”w x 18”d
Black oven: 18”w x 18”d w/3.5”w channel in center
White oven: 18”w x 15”d
Chimney: 7″ID round flue or equivalent*
Fuel load: 35#/ fire every 8 hours max.
Heat Output: ~183,750 Btu’s per fire or 7,650 btu’s/hr over 24 hrs. You can have a max of 2 fires per
day. On 2 fires per day your output is ~367,500 Btu’s over 24 hrs or 15,300 Btu’s/hr.
Heating area: ~ 1,000 sq.ft home with 8ft ceilings and Energy Star Rating
SR-13H with no oven $6,142
SR-13HBO with 18″d x 13″w black oven $7,246
SR-13HWO with 14″d x 13″w new white oven (600F) on 1 fire $7,522
SR-13 Cast Refractory DIY Masonry Heater Kit
The SR-13 Cast core system has a 13″ w x 18″ deep firebox and is built with all cast refractory slabs and a firebrick firebox, cutting your labor by up to 75%. This hybrid kit contains the cast refractory slabs that are needed to complete the core along with the required firebrick, refractory mortar, insulation, and expansion materials. SR-13 doors and hardware are included. Reference specifications above.
SR-13C with no oven $7,250
SR-13CBO with 18″d x 18″w black oven $8,562
SR-13CWO with 14″d x 18″w new white oven (600F) on 1 fire $8,704
SR-18 Hybrid DIY Masonry Heater Kit
The SR-18 hybrid core system has an 18″ w x 18″ deep firebox. This hybrid kit contains the cast refractory slabs that are needed to complete the core along with the required firebrick, refractory mortar, insulation, and expansion materials. SR-18 doors and hardware are included.
Heater Specifications
Model SR-18 Hybrid and Cast Units
Core Dimensions: 40”w x 23”d x 74”h
Finished Dimensions w/ 4″ masonry veneer: ~48″w X 32″d x 80″H
Firebox: 17”w x 18”d
Black oven: 22”w x 18”d w/ 4”w channel in center
White oven: 22”w x 15”d
Chimney: 8″ID round flue or equivalent*
Fuel load: 60#/ fire every 8 hours max.
Heat Output: ~327,000 Btu’s per fire or 13,650/hr over 24 hrs. You can have a max of 2 fires per day.
On 2 fires per day your output is ~655,200 Btu’s over 24 hrs or 27,300 Btu’s/hr.
Heating area: ~ 1,800 sq.ft home with 8ft ceilings and Energy Star Rating
SR-18H with no oven $7812
SR-18HBO with black oven $9,054
SR-18HWO with new white oven (600F) on 1 fire $9,330
SR-18 Cast Refractory DIY Masonry Heater Kit
The SR-18 Cast core system has an 18″ w x 18″ deep firebox and is built with all cast refractory slabs and a firebrick firebox, cutting your labor by up to 75%. This hybrid kit contains the cast refractory slabs that are needed to complete the core along with the required firebrick, refractory mortar, insulation, and expansion materials. SR-18 doors and hardware are included.
SR-18C with no oven $9,607
SR-18CBO with black oven $9,830
SR-18CWO with new white oven (600F) on 1 fire $10,182
SR-22 Hybrid DIY Masonry Heater Kit
The SR-22 hybrid core system has a 22″ w x 18″ deep firebox. This hybrid kit contains the cast refractory slabs that are needed to complete the core along with the required firebrick, refractory mortar, insulation, and expansion materials. SR-22 doors and hardware are included.
Heater Specifications
Model SR-22 Hybrid and Cast Units
Core Dimensions: 45”w x 23”d x 74”h
Finished Dimensions w/ 4″ masonry veneer: ~53″w X 32″d x 80″H
Firebox: 22”w x 18”d
Black oven: 27”w x 18”d w/ 4.5”w channel in center
White oven: 27”w x 15”d
Chimney: 8″ID round flue or equivalent*
Fuel load: 65#/ fire every 8 hours max.
Heat Output: ~341,000 Btu’s per fire or 14,220Btu/hr over 24 hrs. You can have a max of 2 fires per
day. On 2 fires per day your output is ~682,000 Btu’s over 24 hrs or 28,416 Btu’s/hr.
Heating area: ~ 2,000 sq.ft home with 8ft ceilings and Energy Star Rating
SR-22H with no oven $8,226
SR-22HBO with black oven $9,468
SR-22HWO with new white oven (600F) on 1 fire $9,744
SR-22 Cast Refractory DIY Masonry Heater Kit
The SR-22 Cast core system has a 22″ w x 18″ deep firebox and is built with all cast refractory slabs and a firebrick firebox, cutting your labor by up to 75%. This hybrid kit contains the cast refractory slabs that are needed to complete the core along with the required firebrick, refractory mortar, insulation, and expansion materials. SR-22 doors and hardware are included. Reference specifications above.
SR-22C with no oven $9,099
SR-22CBO with black oven $10,318
SR-22CWO with new white oven (600F) on 1 fire $10,588
SR 22 5run CBO Build Animation