Log In

External Hardwood Timber

Australian Sustainable Hardwoods (ASH)

IronAsh and IronOak hardwood are the perfect exterior timber solution.

Both allow you to seamlessly match your design from inside out. Creatively specify ASH’s Glacial Oak (American Oak) for all interior application whilst using IronOak external profiles to cohesively complete the build. Or utilise IronAsh to provide consistency with interior applications featuring Australian Oak (Tasmanian Oak or Victorian ash).

ASH's IronOak and IronAsh external profiles include cladding, battens, screening, F17 structural timber and more.

Details
Timber & Finishes

IronAsh

IronAsh is ASH’s Australian Oak (Tasmanian Oak) timber with the addition of a durable H3 water-based treatment making it ideal for exterior applications. Designed to match our internal Australian Oak range, or seamlessly match to existing projects that utilised Victorian Ash or Tasmanian Oak.

IronAsh is available in a variety of cladding, batten and screening profiles and comes with a 25-year warranty. 

IronOak

IronOak is ASH’s Glacial Oak timber with the addition of a durable H3 water-based treatment making it ideal for exterior applications. Designed to match our internal Glacial Oak range, meaning you can achieve consistency and flow of design from inside to out. 

IronOak is available in a variety of cladding, batten and screening profiles and comes with a 25-year warranty.

Visit Website

More from Australian Sustainable Hardwoods (ASH)

View more

About the
Seller

More than a hardwood mill, Australian Sustainable Hardwoods (ASH) is an advanced manufacturer and established leader amongst Australian timber suppliers. Known for developing innovative hardwood products for specifiers.

Our reputation as a highly respected and trusted Australian manufacturer leads the industry. We are ethical, sustainable and verified.

Utilising automation and economy of scale, ASH operates 13 on-site manufacturing lines to add value to our timber, from log to finished product. These include moulding, laminating, finger-jointing, deep splitting, set length docking and mass-timber production. Our range of timber species includes Australian Oak (Tasmanian Oak), Glacial Oak (American Oak) and Plantation Oak.

Verified ArchiPro Member1 year · Since 2025