Rasmussen 20" Black Alterna Ventless FireStones Double Sided - DF-AFS20-BL

SKU: DF-AFS20-BL
SPECIAL ORDER | Ships In 7-10 Business Days
A 20-inch set of Rasmussen Alterna Vent-Free FireStones in black, displayed on a dark tray. These firestones provide a sophisticated, modern look to ventless fireplaces, with a deep black tone that contrasts beautifully with flames.
Rasmussen Alterna Vent-Free FireStones in a lifestyle display with realistic flames rising from a set of black, gray, and white stones. This setup exemplifies the elegant ambiance created by vent-free gas fireplaces, providing a warm glow perfect for indoor spaces. Ideal for natural gas or propane fireplaces, these fire stones feature a smooth, natural look that enhances the aesthetic of modern, ventless fire pit designs, making them an excellent choice for home interiors.
Rasmussen Alterna vent-free fire stones in a bold black color, showcasing a smooth surface texture that complements modern outdoor fire pit designs. Perfect for enhancing a sleek look in gas fireplaces or backyard fire pits.
A 20-inch set of Rasmussen Alterna Vent-Free FireStones in black, displayed on a dark tray. These firestones provide a sophisticated, modern look to ventless fireplaces, with a deep black tone that contrasts beautifully with flames.
Rasmussen Alterna Vent-Free FireStones in a lifestyle display with realistic flames rising from a set of black, gray, and white stones. This setup exemplifies the elegant ambiance created by vent-free gas fireplaces, providing a warm glow perfect for indoor spaces. Ideal for natural gas or propane fireplaces, these fire stones feature a smooth, natural look that enhances the aesthetic of modern, ventless fire pit designs, making them an excellent choice for home interiors.
Rasmussen Alterna vent-free fire stones in a bold black color, showcasing a smooth surface texture that complements modern outdoor fire pit designs. Perfect for enhancing a sleek look in gas fireplaces or backyard fire pits.

Rasmussen 20" Black Alterna Ventless FireStones Double Sided - DF-AFS20-BL

SKU: DF-AFS20-BL
/
SPECIAL ORDER | Ships In 7-10 Business Days
Option
Color
Black delivery truck icon symbolizing free shipping
FREE SHIPPING
Black shield icon with a checkmark symbol representing warranty protection.
1 YEAR WARRANTY
Black and white piggy bank icon representing savings and financial benefits.
PRICE MATCH

Have Questions? Talk to a Starfire Expert Today
About this item

Rasmussen 20" Black Alterna Ventless FireStones Double Sided - DF-AFS20-BL brings a sleek, modern look to your ventless fireplace, enhancing both sides with its deep black hue. Crafted from durable ceramic-bonded refractory material, these firestones are heat-resistant and built to last without cracking. Ideal for concealing burners, this black set complements contemporary and minimalist decor. Compatible exclusively with Rasmussen Alterna Vent-Free FireStones Burners (sold separately).

weight
24 lbs
warranty
2 Year Limited
shape
Oval (Mixed)
material
Refractory Ceramic
length
Varied by piece (2"-6")
color
Black
assembly required
Some Assembly Required

What's Included

  • Set of Rasmussen Firestones

Note: Rasmussen burners sold separately

SHIPPING

This product ships via Ground delivery.

Shipping Policy

RETURNS

This item is not eligible for returns.

Returns & Exchanges

 PLEASE NOTE: Colored firestone sets are non-returnable.

Compatibility:

  • Compatible with Rasmussen Alterna Ventless Burners only (sold separately).

Soot Marks:

  • Soot marks, a natural result of flames coming into contact with surroundings, are more visible on lighter-colored products such as white or light gray.
  • For less noticeable soot marks, darker-colored options may be a better solution.
  • Please review our returns policy before making a purchase.

Warning:

  • This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
  • Please exercise caution when using this product and follow all safety guidelines provided in the product manual.
  • For more information, visit the CA Prop 65 Warning.

This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.

You may also like
More from Rasmussen
More from Rasmussen
36" Split Bark Fire Pit Gas Logs
Adobe Red Natural Light Gray Dark Gray +45
Rasmussen Vented Mixed FireBalls
swatch
swatch
30" Alterna Vent Free Stainless Steel Fireplace Burner
swatch
swatch
24" Alterna Vent Free Stainless Steel Fireplace Burner
swatch
swatch
20" Alterna Vent Free Stainless Steel Fireplace Burner
20-inch Rasmussen Indoor Alterna Vent-Free FireGlitter See-Thru Burner with no flame. Features a sleek, stainless steel base designed for efficient, clean indoor heating, providing a modern alternative to traditional fire pits. Ideal for indoor fire pit applications, vent-free functionality allows convenient use without a chimney
20-inch Rasmussen Indoor Alterna Vent-Free FireGlitter See-Thru Burner, shown with active flames. The stainless steel base complements its clear FireGlitter display, creating a radiant ambiance suitable for modern indoor settings. Vent-free operation is perfect for rooms without ventilation options.
Rasmussen Indoor Alterna Vent-Free FireGlitter See-Thru Burner
20-inch Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner featuring a minimalist design with open spaces on the front panel, allowing full visibility of the burner components. Ideal for contemporary indoor settings, this burner setup is compatible with vent-free fire stones and provides an efficient and clean-burning flame.
24-inch Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner with an added protective burner grid, enhancing safety and performance. The burner’s unique open panel design enables a full view of the flame, making it a great choice for modern indoor fireplaces needing vent-free operation.
Rasmussen Indoor Alterna Vent-Free FireBalls See-Thru Burner
20-inch Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner featuring a minimalist design with open spaces on the front panel, allowing full visibility of the burner components. Ideal for contemporary indoor settings, this burner setup is compatible with vent-free fire stones and provides an efficient and clean-burning flame.
20-inch Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner adorned with Adobe Red FireStones in a classic stacked arrangement. This vent-free setup adds a rustic yet modern appeal to any indoor fireplace, combining efficient ventless operation with a striking adobe red color for a warm ambiance
Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner
30" Deluxe Split Bark Fire Pit Gas Logs
20-inch Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner featuring a minimalist design with open spaces on the front panel, allowing full visibility of the burner components. Ideal for contemporary indoor settings, this burner setup is compatible with vent-free fire stones and provides an efficient and clean-burning flame.
20-inch Rasmussen Double Sided Indoor Alterna Vent-Free FireStones See-Thru Burner adorned with Adobe Red FireStones in a classic stacked arrangement. This vent-free setup adds a rustic yet modern appeal to any indoor fireplace, combining efficient ventless operation with a striking adobe red color for a warm ambiance
Rasmussen Single Sided Indoor Alterna Vent-Free FireStones Burner
Recently viewed