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Heatmaster Vent Free Big Mouth Firebox 42" w/Herringbone liner HVFBM42

Heatmaster Vent Free Big Mouth Firebox 42" w/Herringbone liner HVFBM42

Sale price $2,055⁹⁰ $2,055.90 Regular price $2,778²⁴ $2,778.24 Save 26%

Astria Orion LR 42" Vent-Free Firebox ORIONLR42

Astria Orion LR 42" Vent-Free Firebox ORIONLR42

Astria 42 inch Orion LR Vent-Free Firebox ORIONLR42

from $1,209⁰⁰ from $1,209.00 Regular price $1,632¹⁵ $1,632.15 Save 26%

Astria Orion LR 36" Vent-Free Firebox ORIONLR36

Astria Orion LR 36" Vent-Free Firebox ORIONLR36

Astria 36 inch Orion LR Vent-Free Firebox ORIONLR36

from $1,049⁰⁰ from $1,049.00 Regular price $1,416¹⁵ $1,416.15 Save 26%

Astria Orion LR 32" Vent-Free Firebox ORIONLR32

Astria Orion LR 32" Vent-Free Firebox ORIONLR32

Astria 32 inch Orion LR Vent-Free Firebox ORIONLR32

from $999⁰⁰ from $999.00 Regular price $1,348⁶⁵ $1,348.65 Save 26%

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Home / Collections /

Gas Firebox Fireplaces

56 products

Astria (8)
Buck Stove (4)
Heatmaster (6)
Kingsman (5)
Majestic (1)
Mason-Lite (13)
Superior Fireplaces (10)
White Mountain Hearth (9)

Fireplaces (56)

Fireboxes (56)

Indoor (51)
Outdoor (18)

Liquid Propane (33)
Natural Gas (54)

See Through (4)
Single Sided (52)

Built-In (56)

0-20000 (3)
20000-40000 (23)

B-Vent (4)
Direct Vent (1)
Vent Free (46)
Vented (5)

56 products

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Heatmaster Vent Free Big Mouth Firebox 42" w/Herringbone liner HVFBM42

Heatmaster Vent Free Big Mouth Firebox 42" w/Herringbone liner HVFBM42

Sale price $2,055⁹⁰ $2,055.90 Regular price $2,778²⁴ $2,778.24 Save 26%

Astria Orion LR 42" Vent-Free Firebox ORIONLR42

Astria Orion LR 42" Vent-Free Firebox ORIONLR42

Astria 42 inch Orion LR Vent-Free Firebox ORIONLR42

from $1,209⁰⁰ from $1,209.00 Regular price $1,632¹⁵ $1,632.15 Save 26%

Astria Orion LR 36" Vent-Free Firebox ORIONLR36

Astria Orion LR 36" Vent-Free Firebox ORIONLR36

Astria 36 inch Orion LR Vent-Free Firebox ORIONLR36

from $1,049⁰⁰ from $1,049.00 Regular price $1,416¹⁵ $1,416.15 Save 26%

Astria Orion LR 32" Vent-Free Firebox ORIONLR32

Astria Orion LR 32" Vent-Free Firebox ORIONLR32

Astria 32 inch Orion LR Vent-Free Firebox ORIONLR32

from $999⁰⁰ from $999.00 Regular price $1,348⁶⁵ $1,348.65 Save 26%

Astria Orion 42" Vent-Free Firebox Orion42

Astria Orion 42" Vent-Free Firebox Orion42

Astria 42 inch Orion Vent-Free Firebox Orion42

from $1,159⁰⁰ from $1,159.00 Regular price $1,564⁶⁵ $1,564.65 Save 26%

Astria Orion 36" Vent-Free Firebox Orion36

Astria Orion 36" Vent-Free Firebox Orion36

Astria 36 inch Orion Vent-Free Firebox Orion36

from $1,049⁰⁰ from $1,049.00 Regular price $1,416¹⁵ $1,416.15 Save 26%

Astria 42 inch Venetian Outdoor Vent-Free Firebox Venetian 42 Fireplaces Venetian 42 Flame Authority

Astria 42 inch Venetian Outdoor Vent-Free Firebox Venetian 42 Fireplaces Venetian 42 Flame Authority

Astria 42 inch Venetian Outdoor Vent-Free Firebox Venetian 42

Sale price $4,359⁰⁰ $4,359.00 Regular price $5,884⁶⁵ $5,884.65 Save 26%

Astria Venetian Outdoor Vent-Free Gas Fireplace | Firebox Only Flame Authority

Astria Venetian Outdoor Vent-Free Gas Fireplace | Firebox Only Flame Authority

Astria 36 inch Venetian Outdoor Vent-Free Firebox Venetian 36

Sale price $4,249⁰⁰ $4,249.00 Regular price $5,736¹⁵ $5,736.15 Save 26%

33" Pre-Cast Masonry Firebox Kit | Mason-Lite Flame Authority

33" Pre-Cast Masonry Firebox Kit | Mason-Lite Flame Authority

Mason-Lite 33" Pre-Cast Masonry Firebox Kit MFP33

Sale price $3,446⁶⁸ $3,446.68 Regular price $4,657⁶⁸ $4,657.68 Save 26%

39" Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

39" Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

Mason-Lite 39" Gas B-Vent Firebox Kits MGFP39

Sale price $9,367³⁵ $9,367.35 Regular price $12,658⁵⁸ $12,658.58 Save 26%

39" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

39" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 39 inch Pre-Cast Masonry Firebox Kit MFP39

Sale price $4,667⁸¹ $4,667.81 Regular price $6,307⁸⁵ $6,307.85 Save 26%

43" Pre-Cast Masonry See-Thru Firebox Kit - Mason-Lite Flame Authority

43" Pre-Cast Masonry See-Thru Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 43 inch Pre-Cast Masonry See-Thru Firebox Kit MFPST43

Sale price $6,060⁹³ $6,060.93 Regular price $8,190⁴⁵ $8,190.45 Save 26%

43" See-Thru Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

43" See-Thru Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

Mason-Lite 43 inch See-Thru Gas B-Vent Firebox Kits MGFPST43

Sale price $12,361⁴⁹ $12,361.49 Regular price $16,704⁷² $16,704.72 Save 26%

43" Vent Free See-Thru Firebox Kit - Mason-Lite Flame Authority

43" Vent Free See-Thru Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 43 inch Vent Free See-Thru Firebox Kit MFPST43VF

Sale price $4,385⁷⁵ $4,385.75 Regular price $5,926⁶⁹ $5,926.69 Save 26%

44" Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

Mason-Lite 44 inch Gas B-Vent Firebox Kits MGFP44

Sale price $10,269¹³ $10,269.13 Regular price $13,877²⁰ $13,877.20 Save 26%

44" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

44" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 44" Pre-Cast Masonry Firebox Kit MFP44

Sale price $5,056⁵¹ $5,056.51 Regular price $6,833¹² $6,833.12 Save 26%

63" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

63" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 63 inch Pre-Cast Masonry Firebox Kit MFP63

Sale price $8,030⁷⁹ $8,030.79 Regular price $10,852⁴² $10,852.42 Save 26%

49" Vent Free Firebox Kit - Mason-Lite Flame Authority

49" Vent Free Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 49 inch Vent Free Firebox Kit MFP49VF

Sale price $4,462⁵⁷ $4,462.57 Regular price $6,030⁵⁰ $6,030.50 Save 26%

49" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

49" Pre-Cast Masonry Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 49 inch Pre-Cast Masonry Firebox Kit MFP49

Sale price $5,449⁷⁹ $5,449.79 Regular price $7,364⁵⁸ $7,364.58 Save 26%

49" Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

49" Gas B-Vent Firebox Kits - Mason-Lite Flame Authority

Mason-Lite 49 inch Gas B-Vent Firebox Kits MGFP49

Sale price $11,256⁷⁶ $11,256.76 Regular price $15,211⁸⁴ $15,211.84 Save 26%

44" Vent Free Firebox Kit - Mason-Lite Flame Authority

44" Vent Free Firebox Kit - Mason-Lite Flame Authority

Mason-Lite 44 inch Vent Free Firebox Kit MFP44VF

Sale price $4,013¹⁰ $4,013.10 Regular price $5,423¹¹ $5,423.11 Save 26%

Buck Stove 36 inch Liquid Propane Vent Free Builder Series Gas Firebox NV ZCBBXL-OLP

Buck Stove 36 inch Liquid Propane Vent Free Builder Series Gas Firebox NV ZCBBXL-OLP

Buck Stove 36 inch Liquid Propane Vent Free Builder Series Gas Firebox NV ZCBBXL-OLP

Sale price $2,621⁰⁰ $2,621.00 Regular price $3,541⁸⁹ $3,541.89 Save 26%

Buck Stove 42 inch Liquid Propane Vent Free Builder Series Gas Firebox NV 42ZCBBXL-OLP

Buck Stove 42 inch Liquid Propane Vent Free Builder Series Gas Firebox NV 42ZCBBXL-OLP

Buck Stove 42 inch Liquid Propane Vent Free Builder Series Gas Firebox NV 42ZCBBXL-OLP

Sale price $2,705⁰⁰ $2,705.00 Regular price $3,655⁴¹ $3,655.41 Save 26%

Astria Atlas 36" Vent-Free Firebox Atlas36

Astria Atlas 36" Vent-Free Firebox Atlas36

Astria Atlas 36 inch Vent-Free Firebox Atlas36

from $1,049⁰⁰ from $1,049.00 Regular price $1,416¹⁵ $1,416.15 Save 26%

Buck Stove 36 inch Natural Gas Vent Free Builder Series Gas Firebox NV ZCBBXL-ONAT

Buck Stove 36 inch Natural Gas Vent Free Builder Series Gas Firebox NV ZCBBXL-ONAT

Buck Stove 36 inch Natural Gas Vent Free Builder Series Gas Firebox NV ZCBBXL-ONAT

Sale price $2,621⁰⁰ $2,621.00 Regular price $3,541⁸⁹ $3,541.89 Save 26%

Buck Stove 42 inch Natural Gas Vent Free Builder Series Gas Firebox NV 42ZCBBXL-NAT

Buck Stove 42 inch Natural Gas Vent Free Builder Series Gas Firebox NV 42ZCBBXL-NAT

Buck Stove 42 inch Natural Gas Vent Free Builder Series Gas Firebox NV 42ZCBBXL-NAT

Sale price $2,705⁰⁰ $2,705.00 Regular price $3,655⁴¹ $3,655.41 Save 26%

Superior VRT3500 Series 42" Clean Faced Vent-Free Firebox VRT3542

Superior VRT3500 Series 42" Clean Faced Vent-Free Firebox VRT3542

Superior Fireplaces

from $1,259⁰⁰ from $1,259.00 Regular price $1,701³⁵ $1,701.35 Save 26%

Superior VRT3500 Series 36" Clean Faced Vent-Free Firebox VRT3536

Superior VRT3500 Series 36" Clean Faced Vent-Free Firebox VRT3536

Superior Fireplaces

from $1,049⁰⁰ from $1,049.00 Regular price $1,417⁵⁷ $1,417.57 Save 26%

Superior VRT3200 Series 42" Clean Faced Vent-Free Firebox VRT3242

Superior VRT3200 Series 42" Clean Faced Vent-Free Firebox VRT3242

Superior Fireplaces

from $1,209⁰⁰ from $1,209.00 Regular price $1,633⁷⁸ $1,633.78 Save 26%

Superior VRT3200 Series 36" Clean Faced Vent-Free Firebox VRT3236

Superior VRT3200 Series 36" Clean Faced Vent-Free Firebox VRT3236

Superior Fireplaces

from $999⁰⁰ from $999.00 Regular price $1,350⁰⁰ $1,350.00 Save 26%

Superior VRT3200 Series 32" Clean Faced Vent-Free Firebox VRT3232

Superior VRT3200 Series 32" Clean Faced Vent-Free Firebox VRT3232

Superior Fireplaces

from $949⁰⁰ from $949.00 Regular price $1,282⁴³ $1,282.43 Save 26%

Superior VRT3100 Series 42" Clean Faced Vent-Free Firebox VRT3142

Superior VRT3100 Series 42" Clean Faced Vent-Free Firebox VRT3142

Superior Fireplaces

from $1,159⁰⁰ from $1,159.00 Regular price $1,566²² $1,566.22 Save 26%

Superior VRT3100 Series 36" Clean Faced Vent-Free Firebox VRT3136

Superior VRT3100 Series 36" Clean Faced Vent-Free Firebox VRT3136

Superior Fireplaces

from $1,049⁰⁰ from $1,049.00 Regular price $1,417⁵⁷ $1,417.57 Save 26%

Superior VRT3100 Series 32" Clean Faced Vent-Free Firebox VRT3132

Superior VRT3100 Series 32" Clean Faced Vent-Free Firebox VRT3132

Superior Fireplaces

from $949⁰⁰ from $949.00 Regular price $1,282⁴³ $1,282.43 Save 26%

Superior VRT2500 Series 42" Clean Faced Vent-Free Firebox VRT2542WS

Superior VRT2500 Series 42" Clean Faced Vent-Free Firebox VRT2542WS

Superior Fireplaces

Sale price $1,049⁰⁰ $1,049.00 Regular price $1,417⁵⁷ $1,417.57 Save 26%

Superior VRT2500 Series 36" Clean Faced Vent-Free Firebox VRT2536WS

Superior VRT2500 Series 36" Clean Faced Vent-Free Firebox VRT2536WS

Superior Fireplaces

Sale price $899⁰⁰ $899.00 Regular price $1,214⁸⁶ $1,214.86 Save 26%

Majestic See-Through 36" Direct Vent Gas Fireplace ST-DV36IN

Majestic See-Through 36" Direct Vent Gas Fireplace ST-DV36IN

Majestic See-Through 36" Direct Vent Gas Fireplace ST-DV36IN

Sale price $4,739⁰⁰ $4,739.00 Regular price $6,214⁸⁶ $6,214.86 Save 24%

Kingsman 47-inch Zero Clearance Vent Free Gas Firebox - ZVFCV47

Kingsman 47-inch Zero Clearance Vent Free Gas Firebox - ZVFCV47

$1,339²⁰ $1,339.20

Kingsman 42-inch Zero Clearance Vent Free Gas Firebox - ZVFCV42

Kingsman 42-inch Zero Clearance Vent Free Gas Firebox - ZVFCV42

Kingsman 42-inch Zero Clearance Vent Free Gas Firebox - ZVFCV42

$1,183²⁰ $1,183.20

Kingsman 33-inch Zero Clearance Vent Free Gas Firebox - ZVF33P

Kingsman 33-inch Zero Clearance Vent Free Gas Firebox - ZVF33P

Kingsman 33-inch Zero Clearance Vent Free Gas Firebox - ZVF33P

$820⁸⁰ $820.80

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