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Does it fit your priorities?
Can Roma satisfy a four-12-inch simultaneous-serving requirement outdoors?
Yes, the exact product and spec pages list four 12-inch pizzas. This is a manufacturer capacity statement, not an independent cook test.
Explore this need in the finder →Can Roma use a household natural-gas line without buying or arranging a conversion?
No. Fontana lists natural gas only with its conversion kit, and the linked instructions require a licensed plumber or gas technician.
Explore this need in the finder →Can Roma be run with wood instead of its gas burner?
Yes. The manual directs the owner to cover the burner, use the wood holder and switch back only after clearing ash. The oven remains outdoor-only.
Explore this need in the finder →Fontana Forni · large outdoor hybrid
Fontana Roma Hybrid Gas & Wood Oven
Roma is the large New Gen Marinara hybrid for a backyard kitchen that needs a documented four-12-inch layout and can accommodate a very heavy oven. It retains the family's option to cook with gas or wood, but the published installation demands are not casual.
Buy the capacity only if the footprint fits
Fontana identifies the Roma as the current New Gen Marinara hybrid; it is not the separate wood-only Marinara. The current U.S. page lists a single fire-in-the-cooking-chamber design with propane or converted natural gas and a wood mode. The 32-by-28-inch cooking surface is 896 square inches by multiplication, while the product introduction rounds it to 900. Its capacity is the clearest reason to consider it: the specification page and product page both list four 12-inch pizzas at once. That is a manufacturer-listed arrangement, not a result from an independent cook test.
The outside measures 41 inches deep, 39 wide and 26 high, rising to 47 inches with the chimney; inside, Fontana lists 32 by 32 by 16 inches. This is a meaningful jump from the 28-by-24-inch cooking surface of the Firenze. It is not the best choice just because a large oven sounds desirable. If you typically bake one or two pizzas, the Napoli or Firenze uses less room and has a less demanding installation. If four 12-inch pies together are the real need, the Roma has a firm listed capacity where the Firenze page’s more ambitious three-12 claim conflicts with its spec table.
Support is a countertop installation or a separately selected portable cart. The oven is listed at 330 pounds on the countertop configuration and 385 pounds with cart. The cart may help position an oven that is already on a suitable outdoor base; the product information does not make this an easy one-person mover. Confirm countertop depth, structural load, access route and safe placement before delivery. The manual says not to move the oven while in use and to wait until it cools below 115°F before moving or storage.
Gas and wood are alternate ways to heat it
The Roma’s 75,000-BTU burner is the largest of these three hybrid models. Fontana estimates roughly five and a half hours at full output from a 20-pound tank. That runtime and its 900°F maximum rating are manufacturer claims, not a promise that every pizza cooks at a particular speed. A standard order is propane-ready; natural gas requires the optional conversion kit and professional installation. The conversion instructions say a licensed plumber or gas technician must verify gas type and pressure, make a leak check and follow local code. If you don’t have a propane setup or an established gas-line installer, account for that before committing to this large oven.
The manual supports wood cooking in the same chamber, using the wood holder and a stainless cover that shields the gas burner. To return to gas, remove the wood and ash before removing the cover. So this is not four gas burners plus a separate wood fire, and it is not a dual-fuel mode to run simultaneously: you choose one heat source and follow its respective procedure. Firenze and Roma use a pilot-light sequence in Fontana’s quick-start guide: prime the gas system, light the pilot and let the thermocouple warm before setting the main flame. Do not treat that routine as identical to the Napoli’s simpler igniter start.
The included hybrid burner cover, wood holder, standard stones and other listed parts help make the wood option real. Saputo stones, a cart and finish upgrades are variant choices rather than proof that every package contains them. The product page also lists counter feet, a heat-resistant glove and a proprietary shield; it does not establish that a pizza peel and turner are included. Check the exact selected package and keep the model manual with it.
Keep the manual beside the outdoor-kitchen plan
This is an outdoor-only appliance. The shared New Gen manual says not to operate it under a roof or foliage, requires at least one inch to the sides and rear, and requires a noncombustible surface when the supplied feet are not installed. An inch measurement cannot describe the separate overhead restriction. The same manual says it is not intended for commercial use; Roma’s 75,000 BTU output does not make it a restaurant oven. It also warns against unattended operation, requires hot-surface protection, and says not to move the appliance until it is cooled.
Warranty language needs written confirmation: the product page’s upper warranty paragraph says four years on the dome, its later spec block says ten, and the manual says four. Don’t assume the longer line applies to every configuration. Fontana describes 12 centimeters of insulation and rapid heat-up, but those are its marketing claims. An analog chamber thermometer is part of the documented oven; there is no confirmed digital setpoint, phone monitoring, powered rotation or named pizza preset here.
Who should choose Roma?
Choose it for an outdoor cooking area designed around hosting and a legitimate four-pizza-at-once need, with enough clear floor or counter and the budget for professional gas work if you want natural gas. Its room and two fuel routines add versatility, but also require a sound support surface, open-air placement, wood-handling effort and respect for its weight. Firenze is the smaller batch alternative for three 10-inch pizzas or the listed mixed-size layout; Napoli is the better fit when two smaller pies and a lower weight are enough. A gas-only model is simpler if wood is merely an attractive option you will never use. Roma is a large household oven, not a portable party gadget or commercial-rated machine.
Primary references: Fontana Roma product page, Roma specifications, and the manufacturer manual library.
Key details at a glance
| Fuel versions | Exact current U.S. hybrid SKU family: stock LP/propane, natural gas after optional conversion, or wood using the included holder and burner cover. One mode at a time. |
|---|---|
| Maximum pizza on standard stationary floor | 12 in |
| 12-inch pizzas at once on standard floor | 4 |
| Motorized stone supplied in base package | No |
| Manufacturer maximum temperature | 900 °F |
| Space and measurement note | Dimensions are Fontana product/spec-page listings. The product-page body and its linked spec page are archived separately; areas/rounded intro claims are not treated as independent measurements. |
Use the exact model’s instructions for operating limits, supplied equipment and version differences.
Sources for this assessment
- Fontana U.S. outdoor oven native collection page 1
- Fontana Forni USA Fontana Roma Hybrid Gas & Wood Oven exact current U.S. product page
- Fontana Forni USA Fontana Roma Hybrid Gas & Wood Oven product specifications
- Fontana Hybrid Oven User Manual, revision 062024FFUSA2 (shared by Napoli, Firenze and Roma)
- Fontana Natural Gas Conversion Instructions, revision 10/26
- Fontana exact U.S. Fontana Roma Hybrid Gas & Wood Oven product-page native gallery image position 1
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