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Astria Altair 40" Direct-Vent Fireplace Altair40 - Astria | Flame Authority - Trusted Dealer

Astria Altair 40" Direct-Vent Fireplace Altair40 - Astria | Flame Authority - Trusted Dealer

Astria Altair 40 inch Direct-Vent Fireplace Altair40DE

Sale price $3,669⁰⁰ $3,669.00 Regular price $4,958¹¹ $4,958.11 Save 26%

Astria Alpha 36" Vent-Free Fireplace Alpha36

Astria Alpha 36" Vent-Free Fireplace Alpha36

Astria Alpha 36 inch Vent-Free Fireplace Alpha36Z

from $2,489⁰⁰ from $2,489.00 Regular price $3,363⁵¹ $3,363.51 Save 26%

Astria Alpha 32" Vent-Free Fireplace Alpha32

Astria Alpha 32 inch Vent-Free Fireplace Alpha32Z

from $2,209⁰⁰ from $2,209.00 Regular price $2,985¹⁴ $2,985.14 Save 26%

Astria 84 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME84TEN Fireplaces ALLUME84TEN Flame Authority

Astria 84 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME84TEN Fireplaces ALLUME84TEN Flame Authority

Astria 84 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME84TEN

Sale price $13,669⁰⁰ $13,669.00 Regular price $18,471⁶² $18,471.62 Save 26%

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Home / Collections /

Best Built-In Gas Fireplaces

411 products

American Hearth (20)
Astria (82)
Barbara Jean Collection (7)
Breckwell (1)
Continental (8)
Faber (12)
Heatmaster (6)
IronStrike (2)
Kingsman (5)
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Marquis by Kingsman (31)
Mason-Lite (35)
Monessen (1)
Napoleon (65)
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White Mountain Hearth (7)

Fireplaces (411)

Fireboxes (55)
Fireplace Inserts (21)
Gas Fireplaces (342)
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Outdoor (64)

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Natural Gas (411)

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Built-In (407)
Freestanding (1)
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Wall Mounted (45)

B-Vent (26)
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411 products

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Astria Altair 40" Direct-Vent Fireplace Altair40 - Astria | Flame Authority - Trusted Dealer

Astria Altair 40" Direct-Vent Fireplace Altair40 - Astria | Flame Authority - Trusted Dealer

Astria Altair 40 inch Direct-Vent Fireplace Altair40DE

Sale price $3,669⁰⁰ $3,669.00 Regular price $4,958¹¹ $4,958.11 Save 26%

Astria Alpha 36" Vent-Free Fireplace Alpha36

Astria Alpha 36" Vent-Free Fireplace Alpha36

Astria Alpha 36 inch Vent-Free Fireplace Alpha36Z

from $2,489⁰⁰ from $2,489.00 Regular price $3,363⁵¹ $3,363.51 Save 26%

Astria Alpha 32" Vent-Free Fireplace Alpha32

Astria Alpha 32 inch Vent-Free Fireplace Alpha32Z

from $2,209⁰⁰ from $2,209.00 Regular price $2,985¹⁴ $2,985.14 Save 26%

Astria 84 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME84TEN Fireplaces ALLUME84TEN Flame Authority

Astria 84 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME84TEN Fireplaces ALLUME84TEN Flame Authority

Astria 84 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME84TEN

Sale price $13,669⁰⁰ $13,669.00 Regular price $18,471⁶² $18,471.62 Save 26%

Astria 72 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME72TEN Fireplaces ALLUME72TEN Flame Authority

Astria 72 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME72TEN Fireplaces ALLUME72TEN Flame Authority

Astria 72 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME72TEN

Sale price $10,089⁰⁰ $10,089.00 Regular price $13,633⁷⁸ $13,633.78 Save 26%

Astria 60 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME60TEN-B Fireplaces ALLUME60TEN-B Flame Authority

Astria 60 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME60TEN-B Fireplaces ALLUME60TEN-B Flame Authority

Astria 60 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME60TEN-B

Sale price $8,059⁰⁰ $8,059.00 Regular price $10,890⁵⁴ $10,890.54 Save 26%

Astria Allume Linear Contemporary Direct Vent Gas Fireplace Flame Authority

Astria Allume Linear Contemporary Direct Vent Gas Fireplace Flame Authority

Astria 48 inch Allume Linear Contemporary Direct Vent Fireplace ALLUME48TEN

Sale price $5,629⁰⁰ $5,629.00 Regular price $7,606⁷⁶ $7,606.76 Save 26%

Astria Allume 84 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX84TEN Fireplaces ALLUMEDLX84TEN Flame Authority

Astria Allume 84 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX84TEN Fireplaces ALLUMEDLX84TEN Flame Authority

Astria Allume 84 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX84TEN

Sale price $15,979⁰⁰ $15,979.00 Regular price $21,593²⁴ $21,593.24 Save 26%

Astria Allume 72 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX72TEN Fireplaces ALLUMEDLX72TEN Flame Authority

Astria Allume 72 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX72TEN Fireplaces ALLUMEDLX72TEN Flame Authority

Astria Allume 72 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX72TEN

Sale price $12,569⁰⁰ $12,569.00 Regular price $16,985¹⁴ $16,985.14 Save 26%

Astria Allume 60 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX60TEN-B Fireplaces ALLUMEDLX60TEN-B Flame Authority

Astria Allume 60 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX60TEN-B Fireplaces ALLUMEDLX60TEN-B Flame Authority

Astria Allume 60 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX60TEN-B

Sale price $10,369⁰⁰ $10,369.00 Regular price $14,012¹⁶ $14,012.16 Save 26%

Astria Allume DLX Linear Contemporary Direct Vent Gas Fireplace Flame Authority

Astria Allume DLX Linear Contemporary Direct Vent Gas Fireplace Flame Authority

Astria Allume 48 inch DLX Linear Direct Vent Gas Fireplace ALLUMEDLX48TEN

Sale price $7,279⁰⁰ $7,279.00 Regular price $9,836⁴⁹ $9,836.49 Save 26%

Astria Allume DLX 84" Direct-Vent Fireplace ALLUMEDLX84TEN

Astria Allume DLX 84" Direct-Vent Fireplace ALLUMEDLX84TEN

Astria Allume DLX 84" Direct-Vent Fireplace ALLUMEDLX84TEN

Sale price $15,979⁰⁰ $15,979.00 Regular price $21,593²⁴ $21,593.24 Save 26%

Astria Allume DLX 72" Direct-Vent Fireplace ALLUMEDLX72TEN

Astria Allume DLX 72" Direct-Vent Fireplace ALLUMEDLX72TEN

Astria Allume DLX 72 inch Direct-Vent Fireplace ALLUMEDLX72TEN

Sale price $12,569⁰⁰ $12,569.00 Regular price $16,985¹⁴ $16,985.14 Save 26%

Astria Allume DLX 60" Direct-Vent Fireplace ALLUMEDLX60TEN-B

Astria Allume DLX 60" Direct-Vent Fireplace ALLUMEDLX60TEN-B

Astria Allume DLX 60 inch Direct-Vent Fireplace ALLUMEDLX60TEN-B

Sale price $10,369⁰⁰ $10,369.00 Regular price $14,012¹⁶ $14,012.16 Save 26%

Astria Allume 84" Direct-Vent Fireplace ALLUME84TEN

Astria Allume 84" Direct-Vent Fireplace ALLUME84TEN

Astria Allume 84 inch Direct-Vent Fireplace ALLUME84TEN

Sale price $13,669⁰⁰ $13,669.00 Regular price $18,471⁶² $18,471.62 Save 26%

Astria Allume 72" Direct-Vent Fireplace ALLUME72TEN

Astria Allume 72" Direct-Vent Fireplace ALLUME72TEN

Astria Allume 72 inch Direct-Vent Fireplace ALLUME72TEN

Sale price $10,089⁰⁰ $10,089.00 Regular price $13,633⁷⁸ $13,633.78 Save 26%

Astria Allume 60" Direct-Vent Fireplace ALLUME60TEN-B

Astria Allume 60" Direct-Vent Fireplace ALLUME60TEN-B

Astria Allume 60 inch Direct-Vent Fireplace ALLUME60TEN-B

Sale price $8,059⁰⁰ $8,059.00 Regular price $10,890⁵⁴ $10,890.54 Save 26%

96" Linear Gas Fireplace - Dual 12" B-Vent | Mason-Lite Flame Authority

96" Linear Gas Fireplace - Dual 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 96 inch Linear Gas Fireplace Dual 12 inch B-Vent LMFP96

Sale price $24,974³⁰ $24,974.30 Regular price $28,844¹⁹ $28,844.19 Save 13%

96" Linear Gas Fireplace (No Trough) - Dual 12" B-Vent | Mason-Lite Flame Authority

96" Linear Gas Fireplace (No Trough) - Dual 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 96 inch Linear Gas Fireplace (No Trough) Dual B-Vent LMFP96-NT

Sale price $22,531⁶⁰ $22,531.60 Regular price $26,024¹⁸ $26,024.18 Save 13%

84" Linear Gas Fireplace - 12" B-Vent | Mason-Lite Flame Authority

84" Linear Gas Fireplace - 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 84 inch Linear Gas Fireplace B-Vent LMFP84

Sale price $22,366⁵⁰ $22,366.50 Regular price $25,833⁹⁵ $25,833.95 Save 13%

84" Linear Gas Fireplace (No Trough)- 12" B-Vent | Mason-Lite Flame Authority

84" Linear Gas Fireplace (No Trough)- 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 84 inch Linear Gas Fireplace (No Trough) B-Vent LMFP84-NT

Sale price $20,177³⁰ $20,177.30 Regular price $23,303⁶⁸ $23,303.68 Save 13%

72" Linear Gas Fireplace - 12" B-Vent | Mason-Lite Flame Authority

72" Linear Gas Fireplace - 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 72 inch Linear Gas Fireplace B-Vent LMFP72

Sale price $19,684⁶⁰ $19,684.60 Regular price $22,735⁰⁷ $22,735.07 Save 13%

72" Linear Gas Fireplace (No Trough)- 12" B-Vent | Mason-Lite Flame Authority

72" Linear Gas Fireplace (No Trough)- 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 72 inch Linear Gas Fireplace (No Trough) B-Vent LMFP72-NT

Sale price $17,760⁶⁰ $17,760.60 Regular price $20,513¹⁵ $20,513.15 Save 13%

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 $10,440⁰² $10,440.02 Regular price $10,852⁴² $10,852.42 Save 4%

60" Linear Gas Fireplace - 12" B-Vent | Mason-Lite Flame Authority

60" Linear Gas Fireplace - 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 60 inch Linear Gas Fireplace B-Vent LMFP60

Sale price $13,518⁷⁰ $13,518.70 Regular price $15,613⁷⁶ $15,613.76 Save 13%

60" Linear Gas Fireplace (No Trough)- 12" B-Vent | Mason-Lite Flame Authority

60" Linear Gas Fireplace (No Trough)- 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 60 inch Linear Gas Fireplace (No Trough) B-Vent LMFP60-NT

Sale price $12,210⁹⁰ $12,210.90 Regular price $14,104⁵⁸ $14,104.58 Save 13%

48" Linear Gas Fireplace (No Trough) - 12" B-Vent | Mason-Lite Flame Authority

48" Linear Gas Fireplace (No Trough) - 12" B-Vent | Mason-Lite Flame Authority

Mason-Lite 48 inch Linear Gas Fireplace 12" B-Vent LMFP48-NT

Sale price $10,848⁵⁰ $10,848.50 Regular price $12,530³⁴ $12,530.34 Save 13%

Mason-Lite 10" Natural Gas B-Vent Firebox Kits MGFP49

Mason-Lite 49" Natural Gas B-Vent Firebox Kits MGFP49

Sale price $14,633⁷⁸ $14,633.78 Regular price $15,211⁸⁴ $15,211.84 Save 4%

Mason LIte 39" Natural Gas B-Vent Firebox Kits MGFP39

Mason Lite 39 inch Natural Gas B-Vent Firebox Kits MGFP39

Sale price $12,177⁵⁵ $12,177.55 Regular price $12,658⁵⁸ $12,658.58 Save 4%

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 $7,084⁷³ $7,084.73 Regular price $7,364⁵⁸ $7,364.58 Save 4%

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 $14,633⁷⁸ $14,633.78 Regular price $15,211⁸⁴ $15,211.84 Save 4%

48" Linear Gas Fireplace: Enhance Your Space with Contemporary Elegance | Mason-Lite Flame Authority

48" Linear Gas Fireplace: Enhance Your Space with Contemporary Elegance | Mason-Lite Flame Authority

Mason-Lite 48 inch Linear Gas Fireplace LMFP48

Sale price $12,002⁹⁰ $12,002.90 Regular price $13,862⁸⁶ $13,862.86 Save 13%

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 $6,068¹⁵ $6,068.15 Regular price $6,307⁸⁵ $6,307.85 Save 4%

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 $12,177⁵⁵ $12,177.55 Regular price $12,658⁵⁸ $12,658.58 Save 4%

48" Linear Drop-In Burner With LED Lights For Use With LMFP48 | Mason-Lite Flame Authority

48" Linear Drop-In Burner With LED Lights For Use With LMFP48 | Mason-Lite Flame Authority

Mason-Lite 48 inch Linear Drop-In Burner With LED Lights For Use With LMFP48

from $3,288⁰⁰ from $3,288.00 Regular price $4,443²⁴ $4,443.24 Save 26%

48" Jumbo Virginiana Decorative Gas Logs and Burner for use with MFP63 | Mason-Lite Flame Authority

Mason-Lite 48 inch Jumbo Virginiana Decorative Gas Logs and Burner for use with MFP63

from $9,841⁰⁴ from $9,841.04 Regular price $10,710⁸¹ $10,710.81 Save 8%

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 $5,217⁰³ $5,217.03 Regular price $5,423¹¹ $5,423.11 Save 4%

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 $6,573⁴⁶ $6,573.46 Regular price $6,833¹² $6,833.12 Save 4%

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

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

Sale price $13,349⁸⁸ $13,349.88 Regular price $13,877²⁰ $13,877.20 Save 4%

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 $16,069⁹⁴ $16,069.94 Regular price $16,704⁷² $16,704.72 Save 4%

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