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Product Guide · Outdoor Benchtops

Smartstone Sintered Collection —
The Right Benchtop for Outdoor Kitchens

Why we specify Smartstone Sintered on every outdoor kitchen build — and what makes it different from standard engineered stone.

⚠️ Important: The Smartstone Sintered Collection (launched March 2024) is a completely different product from the old Smartstone engineered stone (quartz). The old quartz product has been discontinued and was not suitable for outdoor use. Always confirm you are being quoted the Sintered Collection for outdoor applications.

Standard engineered stone (quartz) is manufactured for indoor use. UV exposure causes it to fade, discolour, and eventually crack when used outdoors. This is why Smartstone discontinued their quartz outdoor range and launched the Sintered Collection — a fundamentally different material made from sintered porcelain.

Sintered stone is manufactured under extreme heat and pressure, resulting in a fully vitrified, non-porous surface that is genuinely rated for outdoor, UV, and BBQ-adjacent use.

Smartstone Sintered — Full Specifications

Material typeSintered porcelain (not engineered quartz)
Thickness20mm
UV stability100% UV stable — will not fade or discolour outdoors
PorosityNon-porous — no sealing required
Heat resistanceNon-combustible — hot pots and BBQ splatter will not damage
Thermal shockResistant — handles rapid temperature changes
Stain resistanceHighly resistant — clean with mild detergent
Warranty15-year product warranty (outdoor use)
Range launchedMarch 2024 (replaced the discontinued engineered stone range)
OriginSmartstone (Australian distributor)

Source: Smartstone product documentation. Specifications subject to change — confirm with Smartstone for warranty and technical requirements.

The Three Ranges

Pure

$

Entry tier. Solid colours and simple stone-look patterns. Practical and durable for everyday outdoor use.

Classic

$$

Mid tier. More detailed stone and concrete-look patterns. The most popular range for Northern Beaches outdoor kitchens.

Deluxe

$$$

Premium tier. Book-matched veining, dramatic stone patterns. For high-end builds where the benchtop is a feature element.

Maintenance and Care

Daily cleaning

A damp cloth and mild detergent is all you need. No specialist cleaners required.

Tough stains

A diluted bleach solution (1:10) can be used for stubborn stains. Rinse thoroughly after.

Sealing

No sealing required. Smartstone Sintered is non-porous — there is nothing to seal.

Heat

Hot pots and BBQ equipment will not damage the surface. Avoid placing lit gas burners directly on the benchtop.

Coastal care

Rinse with fresh water monthly in coastal areas to remove salt deposits.

Scratching

Sintered stone is very hard and scratch-resistant, but use a chopping board for knives as with any kitchen surface.

Specify Smartstone Sintered for Your Build

MJ Leckie Carpentry supplies and installs Smartstone Sintered benchtops as standard on all outdoor kitchen builds across the Northern Beaches.