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Estimated delivery 6-8 weeks from order date.
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Every backyard has a fire pit. Very few have a piece of functional sculpture. The Studio Nisho Chaos takes the familiar square silhouette and pushes it somewhere unexpected — a low-slung, 48-inch concrete vessel that sits just 14 inches off the ground, hugging the landscape like a modern art installation that happens to hold fire.
Hand-cast from glass fiber reinforced concrete and finished in one of four architectural tones, Chaos pairs its unconventional form with serious engineering underneath: a Warming Trends Crossfire brass burner rated from 120,000 to 190,000 BTU. The result is a fire feature that starts conversations before the flame is even lit — and keeps them going long after dark.
At just 14 inches tall, Chaos sits below standard seat height — so the flame, not the vessel, becomes the visual centerpiece from every chair around it.
The Warming Trends Crossfire system delivers 120K–190K BTU through corrosion-resistant brass jets engineered for a taller, brighter, fuller flame.
Glass fiber reinforced concrete is cast by hand in Denver, blending high-strength alkali-resistant glass fibers into the concrete matrix for lasting structure.
Birch, Smoke, Carbon, or Onyx — each finish is hand-applied and subtly unique, so no two Chaos vessels are ever exactly alike.
The 1/2-inch burner connection works with either fuel type, letting you match Chaos to the utilities already available in your outdoor space.
Key valve, flex hose, aluminum burner plate, rolled lava rock, and a fitted marine-grade cover are all included — no surprise add-on purchases.
Most square fire pits stand 16 to 24 inches tall — functional, but visually heavy. Chaos was deliberately designed lower. That 14-inch profile does three things at once: it keeps sightlines open across your patio, it puts the flame closer to eye level when guests are seated, and it gives the piece the grounded, monolithic presence of landscape architecture rather than patio furniture.
Spread across a full 48-by-48-inch footprint, that low geometry creates a generous fire surface with room for the included rolled lava rock to frame the flame from every angle. It's a proportion you rarely see outside custom commissions — and it's the reason Chaos earns its name.
Glass fiber reinforced concrete is the material of choice for high-end architectural fire features, and for good reason. Alkali-resistant glass fibers are embedded throughout the concrete matrix during casting, creating a vessel that carries the visual weight of solid stone at a fraction of the mass — Chaos weighs in between 200 and 400 pounds depending on configuration, where a comparable solid-pour piece could easily double that.
Each vessel is cast and finished by hand in Studio Nisho's Denver workshop. That handcraft is part of the appeal: minor variances in color and texture are natural characteristics of artisan concrete, and fine hairline surface lines may appear as the material cures and moisture escapes. These are hallmarks of a genuinely handmade piece — they do not affect the structural integrity of the vessel and are considered normal for architectural concrete of this caliber.
Beneath the concrete, the burner hardware tells the same quality story. The Crossfire jets are machined from brass selected to resist rust and corrosion season after season, and the burner plate is aluminum — materials chosen for life outdoors, not just the showroom floor.
Every Chaos starts with the same handcrafted vessel and Crossfire burner. Your two decisions: which of the four finishes suits your space, and which fuel type your installation will run on.
Warm, pale neutral that brightens shaded patios and pairs beautifully with natural wood and stone.
Mid-tone grey with soft depth — the most versatile choice for contemporary hardscapes.
Deep charcoal that anchors the piece visually and makes the flame pop after sundown.
The darkest expression — near-black, dramatic, and striking against light pavers or greenery.
Finish note: every concrete finish is hand-applied and unique. Your final piece may vary slightly from sample photos — that individuality is part of owning an artisan-cast fire feature.
The Crossfire burner's 1/2-inch pipe connection supports both natural gas and liquid propane. If you have an existing gas line, natural gas offers set-and-forget convenience; propane suits spaces where running a line isn't practical. A licensed gas professional should handle final hookup either way — more on that in the planning section below.
| Specification | Detail |
|---|---|
| Overall Dimensions | 48" L × 48" W × 14" H Low Profile |
| Weight | 200–400 lbs (varies by configuration) Freight Delivery |
| Vessel Material | Glass fiber reinforced concrete (GFRC) Handcrafted |
| Burner System | Warming Trends Crossfire brass burner Premium Brass |
| Heat Output | 120,000–190,000 BTU High Output |
| Fuel Compatibility | Natural gas or liquid propane Dual Fuel |
| Gas Connection | 1/2" pipe opening |
| Media Fill | Black rolled lava rock, 1–3" size (included) |
| Finish Options | Birch · Smoke · Carbon · Onyx 4 Finishes |
| Cover | Black marine-grade cover with Nisho logo (included) |
| Origin | Handcrafted in Denver, Colorado Made in USA |
Chaos ships as a complete fire feature — the components below arrive together, ready for professional hookup.
Made-to-order craftsmanship: each Chaos is hand-cast and hand-finished after your order is placed, which is why these pieces are final sale. Build time is part of what makes every vessel one of a kind — our team is happy to share current production timelines before you order.
Allow a clear 48" × 48" footprint plus comfortable circulation space on all four sides — the square format is designed for 360-degree seating, so give every side room to breathe. Position on a level, non-combustible surface such as pavers, concrete, or stone, and check local codes for clearance requirements from structures and overhangs.
Plan your gas stub-out or propane routing before the vessel arrives. The burner accepts a 1/2-inch connection, and a licensed gas professional should size the supply line to support the burner's full 120K–190K BTU range for the strongest flame presentation.
At 200–400 pounds, Chaos ships via LTL freight with curbside delivery — and like everything at Smokeforges, shipping is free on all orders. Plan for two or more people, or an appliance dolly, to move the vessel from the curb to its final position.
The included marine-grade cover protects the vessel and burner between uses. Keeping the burner ports clear and the vessel covered during long idle stretches helps the piece stay looking its best with low-maintenance upkeep.
The Crossfire system mixes air and gas at a precise ratio right at the point of combustion. Each brass jet flows up to 10,000 BTU, and the angled jets cross their flames to build a taller, brighter, fuller fire that resembles a natural wood-burning flame — while drawing noticeably less fuel than conventional ring burners producing a comparable visual.
Close, but never identical — and that's intentional. Each vessel is hand-cast and hand-finished, so subtle variations in tone and texture are inherent to the process. Fine hairline surface lines can also appear as the concrete cures; this is a natural characteristic of architectural concrete and does not affect the vessel's structural soundness.
Positioning the vessel and arranging the lava rock are owner-friendly tasks. The gas connection itself should be completed by a licensed gas professional — they'll verify supply line sizing, pressure, and local code compliance so the burner performs across its full output range safely.
The low profile keeps sightlines open across your patio and puts the flame nearer to seated eye level, which makes the fire feel larger and more immersive. It also gives the piece a grounded, architectural presence — guests tend to describe it as landscape design rather than a fire pit.
No — Chaos ships with premium black rolled lava rock in a 1–3 inch size, selected to complement all four finishes. The key valve, flex hose, aluminum burner plate, and a fitted marine-grade cover are included as well.
Chaos is the collection's design rebel — a wide 48-inch square held to an unusually low 14-inch height for a sculptural, ground-hugging look. Other Nisho pieces explore taller or more linear proportions. If your space calls for open sightlines and a modern-art aesthetic, Chaos is the one. Not sure which fits best? Call us at 833-777-2962 and we'll talk through your layout.
Yes — Studio Nisho stands behind its craftsmanship with a manufacturer warranty, and as an authorized Studio Nisho dealer, Smokeforges ensures your purchase is fully registered and supported through official channels. Contact us for current warranty terms on the Chaos.
Review specifications, installation guidance, and the full Studio Nisho collection before you order.
Dimensioned top, front, and side drawings of the Chaos vessel and burner plate for contractors and landscape designers.
View Spec DrawingInstaller notes, lava rock placement, ignition operation, shutdown procedure, and the concrete care guide for your Nisho fire feature.
View GuideWarming Trends clearance requirements from combustible structures, venting specifications, and gas stub placement details.
View DiagramFree shipping on all orders, direct access to fire feature specialists, and authorized dealer support from order to first flame. Questions about finishes, gas requirements, or production timelines? We're here.
Call 833-777-2962Prefer email? Reach us at info@smokeforges.com
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