Lopi ProBuilder 42

Lopi ProBuilder 42. A sleek linear gas fireplace that showcases tall dancing flames with heavy‑gauge construction and a contemporary viewing area.

ProBuilder 42 — Overview

The ProBuilder 42 brings linear styling and dependable gas heating to modern Australian homes. Designed for radiant warmth plus natural convection, this unit suits open plan living and media walls where a low‑profile, elegant fire presentation is required.

ProBuilder 42 — Specifications at a glance

• Dimensions: 1163mm wide x 521mm high.
• Heating capacity: Up to 100sqm.
• Mj input: 26 MJ high – 14 MJ low (NG / LPG).
• kW output: 4.62 kW.
• Installation type: Zero clearance.
• Venting system: Direct vent – natural draft.
• Blower: Twin blowers (quiet operation).
• Burner system: GreenSmart Basic.
• Remote control: Optional.

Key features

• Wide tempered glass viewing area for a strong visual impact.
• Heavy gauge 16–18 steel construction for lasting durability.
• Glass safety screen positioned flush to the wall for a clean finish.
• Quiet twin 90 CFM fans to improve heat distribution when required.
• Operates during a power outage for continued warmth.
• Choice of base media including rock embers, glass colours or traditional log look.

Dimensions & portability

The ProBuilder 42 is a built‑in linear unit: not a portable appliance. Its 1163mm width and 521mm height suit slim, recessed installations or zero‑clearance framing for a seamless wall finish.

ProBuilder 42 installation notes

• Designed for zero clearance framing — follow installer and manufacturer manuals for final clearances and finishing details.
• Optional CoolSmart Wall kit redirects convective heat to allow closer TV or artwork installation above the fireplace.

Fuel & setup

This model operates on natural gas or LPG; it uses a direct‑vent natural draft system. GreenSmart Basic control offers reliable flame management, with an optional remote available for convenience.

What's included

• The ProBuilder 42 fireplace unit with standard glass safety screen.
• Standard media options (selected at purchase): rock embers, glass colours or traditional log set.
• Optional extras (sold separately): CoolSmart Wall kit, GreenSmart Basic remote and installation accessories.

Who it's for

The this product is ideal for homeowners seeking a contemporary linear gas fireplace that balances visual impact with efficient heating for living spaces up to about 100sqm. It suits remodels or new builds where a slim, feature wall installation is desired.

Care & maintenance

• Have the appliance serviced annually by a licensed gasfitter to ensure safe operation and efficiency.
• Keep the glass clean with manufacturer‑approved cleaners and follow the owner’s manual for media handling.
• Ensure vents and the flue path remain clear and inspected during routine servicing.

Lopi ProBuilder 42 support

Refer to the official installation and owners manuals for detailed requirements and servicing intervals. Professional installation is required to meet safety and warranty conditions.

Choosing the right option

If you're comparing options in this range, focus on how it will fit your space, how often you’ll use it, and what matters most day-to-day. For many households, the best choice is the one that’s easy to live with — straightforward to use, simple to keep looking good, and suited to Australian conditions. When you’re weighing up your shortlist, consider your layout, traffic flow, and whether you want something that’s more entertaining-focused or more everyday practical. If you’d like a second opinion, our team can help you narrow it down based on your space, style and how you plan to use it. A quick way to decide is to ask: does “this product” describe what you’re actually trying to achieve in your outdoor area? Once you’re clear on the goal, this product becomes much easier to compare across different options and configurations. Check our entire range of heaters at Alfresco Outdoors & Heating

Delivery Area

Delivery is currently available to selected postcodes only.

Please check that your delivery address is within our eligible postcode delivery area before placing your order.

If your postcode is not listed, please get in touch with our team before ordering and we’ll be happy to discuss whether delivery may be available to your area.

Please note: Delivery availability is subject to the postcodes listed on our Shipping page.