Ark Building Supplies
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Ark Building Supplies 280 x 42mm H3 Primed DAR Structural Timber – 5.4m – Exterior Grade, Straight & Stable
Durable H3 exterior‑treated timber, dressed all round and primed for rapid painting. The 280 x 42 x 5.4 m length allows extended runs with fewer joins. Excellent for fascias, trims and architectural accents needing stability and a premium finish. Apply compatible topcoats after installation.
$220.00
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Ark Building Supplies 280 x 42mm H3 Primed DAR Structural Timber – 6.0m – Exterior Grade, Straight & Stable
Long‑length H3 treated, primed and dressed all round timber section for exterior above‑ground use. The 280 x 42 x 6.0 m profile is ideal for continuous fascias and trims where appearance and durability are critical. Straight and stable for a superior painted finish.
$270.00
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Ark Building Supplies 280 x 42mm H3 Primed DAR Structural Timber – 7.2m – Exterior Grade, Straight & Stable
Extra‑long H3 treated, factory primed and dressed all round timber for seamless fascia and trim runs. The 280 x 42 x 7.2 m section offers excellent straightness and dimensional control for a premium painted result. Install and topcoat per exterior coating recommendations.
$324.00
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Ark Building Supplies 290 x 42mm Merbau KD DAR Hardwood Board – 1.8m – Durable Exterior Timber for Joinery & Fascia
Merbau kiln‑dried hardwood board dressed all round for a clean, stable finish. The 290 x 42 x 1.8 m section is ideal for treads, fascias, feature screens and heavy trims. Naturally durable and dimensionally stable, suitable for exterior use with appropriate coatings. Pre‑drill for fixings and seal cut ends.
$122.40
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Ark Building Supplies 290 x 42mm Merbau KD DAR Hardwood Board – 2.4m – Durable Exterior Timber for Joinery & Fascia
Premium Merbau hardwood, kiln‑dried and dressed all round for smooth presentation and stability. The 290 x 42 x 2.4 m board suits fascias, stair treads, benches and architectural features. Excellent durability outdoors when sealed; rich colour takes oils and clear finishes well. Pre‑drill and seal cut ends.
$163.20
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Ark Building Supplies 290 x 42mm Merbau KD DAR Hardwood Board – 3.0m – Durable Exterior Timber for Joinery & Fascia
Merbau KD DAR hardwood board in a 3.0 m length for extended runs of fascia, treads and feature elements. Dressed all round for a premium finish and improved stability. Naturally durable for exterior applications when coated. Pre‑drill fixings and seal cut ends for long‑term performance.
$204.00
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Ark Building Supplies 290 x 42mm Merbau KD DAR Hardwood Board – 3.6m – Durable Exterior Timber for Joinery & Fascia
Long 3.6 m Merbau kiln‑dried, dressed all round board for high‑end exterior joinery, fascias and stair details. Dense, stable hardwood with excellent durability and a rich appearance. Accepts oils or clear coatings for enhanced longevity. Pre‑drill and seal all cut edges.
$244.80
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Ark Building Supplies 290 x 42mm Merbau KD DAR Hardwood Board – 4.2m – Durable Exterior Timber for Joinery & Fascia
Merbau KD DAR board in 4.2 m length for continuous fascia runs and large feature elements. Dressed all round for a smooth finish and consistent dimension. Durable and stable outdoors with appropriate coatings. Pre‑drill for fixings; seal cut ends to maintain performance.
$285.60
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Ark Building Supplies 290 x 42mm Merbau KD DAR Hardwood Board – 4.8m – Durable Exterior Timber for Joinery & Fascia
Extra‑long 4.8 m Merbau kiln‑dried, dressed all round board for premium exterior applications including fascias, wide treads and feature cladding. Offers high durability, dimensional stability and a rich colour suitable for oiling or clear finishing. Pre‑drill and seal cut edges for best results.
$326.40
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Ark Building Supplies 290 x 42mm Merbau KD DAR Timber – 5.4m Length
Premium Merbau KD DAR timber in a robust 290 x 42mm section, supplied in a 5.4m length. Kiln-dried for stability and dressed all round for a smooth, paint- or oil-ready finish. Ideal for exterior feature work, beams, posts, and architectural trims where strength and durability are essential. Merbau’s natural density offers excellent wear resistance. Pre-drill for fasteners and seal end grain for best performance. Suitable for construction, landscaping, and general carpentry in demanding environments.
$367.20
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Ark Building Supplies 290 x 42mm Merbau KD DAR Timber – 6m Length
High-grade Merbau KD DAR timber at 290 x 42mm, supplied in a long 6m length for uninterrupted spans and premium finishes. Kiln-dried to minimise movement and dressed all round for a smooth, uniform surface ready for coating. Perfect for exterior feature elements, heavy-duty trims, posts, and beams where stability and durability matter. Pre-drill for best results and seal all cut ends. A reliable choice for construction, landscaping, and architectural applications exposed to the elements.
$408.00
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 2.4m Length
Structural F5 Oregon timber in 290 x 45mm, 2.4m length, offering a strong, lightweight solution for framing, beams, rafters, and general construction. Oregon machines well, holds fasteners reliably, and is easy to cut and shape on site. Suitable for internal structural use and non-exposed applications. Always follow engineering requirements and use appropriate protective coatings if used in weather-exposed locations. A dependable, versatile structural member for renovation and new-build projects where consistent performance is needed.
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 3.6m Length
A 3.6m length of 290 x 45mm F5 Oregon structural timber, designed for framing, headers, lintels, and roof or floor elements where moderate spans and light handling are advantageous. Oregon offers dependable strength-to-weight ratio, machines cleanly, and secures well with nails or screws. Recommended for internal or protected use; apply suitable protection if exposed. Ideal for carpenters and builders needing consistent quality, straightness, and on-site efficiency across residential or light commercial projects.
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 3m Length
This 290 x 45mm F5 Oregon structural timber in a 3m length provides reliable strength with excellent workability. Ideal for beams, joists, trimmers, and general framing in residential and light commercial builds. Oregon is easy to machine, nail, and screw, offering clean cuts and predictable performance. Use indoors or in protected areas; apply appropriate treatment or coatings if exposed to the weather. Suitable for renovations and new construction where consistent, lightweight structural elements are required.
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 4.2m Length
This 4.2m length of 290 x 45mm F5 Oregon structural timber provides reliable performance for beams, joists, trimmers, and framing. Lightweight yet strong, Oregon is easy to cut, shape, and fix, supporting efficient on-site construction. Use for internal structural members or protected applications; consider additional protection if exposed to moisture or weather. A versatile, high-quality option for builders seeking consistent grading, predictable load-carrying capacity, and excellent workability in general construction.
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 4.8m Length
A 4.8m length of 290 x 45mm F5 Oregon structural timber suitable for longer spans in framing, lintels, beams, and joists. Oregon delivers dependable strength, straightness, and ease of machining for efficient installation. Ideal for internal and protected applications; apply appropriate coatings or treatments if used outdoors. A practical choice for builders and chippies who value consistent grading and workability in renovation and new build projects requiring dependable structural members.
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 5.4m Length
This long 5.4m length of 290 x 45mm F5 Oregon structural timber supports extended spans for beams, rafters, and joists. Known for excellent workability and reliable performance, Oregon cuts cleanly, fastens securely, and remains a favourite for internal structural use. Use within engineered specifications and consider appropriate protection in weather-exposed environments. Ideal for builders seeking consistent, lightweight, structural timber that speeds installation and provides predictable results across a wide range of applications.
$108.00
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Ark Building Supplies 290 x 45mm F5 Oregon Structural Timber – 6m Length
A 6m length of 290 x 45mm F5 Oregon structural timber for long, continuous spans in framing, lintels, beams, and joists. Oregon provides an excellent strength-to-weight ratio, machines well, and accepts fixings reliably, ensuring fast, clean installations. Recommended for internal structural use or protected applications; treat or coat if exposed to the weather. A practical, dependable option for builders seeking consistent grading and performance across larger residential or light commercial projects.
$120.00
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Ark Building Supplies 290 x 45mm H2 Treated Pine MGP10 Structural Timber
Machine Graded Pine MGP10 in a 290 x 45mm section, H2 treated for internal, above-ground termite resistance. Suitable for beams, lintels, joists, and general framing in residential construction. Offers consistent strength, straightness, and reliable performance with good fastener-holding capacity. Easy to cut and work with standard tools. Use indoors or in protected areas per treatment class; not intended for direct weather exposure or ground contact. A versatile, value-driven structural member for compliant framing.
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Ark Building Supplies 290 x 45mm H3 CCA Treated Pine – 3.6m Length
This 3.6m length of 290 x 45mm H3 CCA treated pine is suited to external, above-ground use including pergolas, fascias, beams, and framing. Treated to help resist decay and fungal attack in outdoor conditions. Straight, workable, and easy to fix with compatible fasteners. Seal all cut ends and apply protective coatings to enhance service life. An excellent choice for cost-effective outdoor construction requiring dependable, long-lasting timber components.
$126.00
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Ark Building Supplies 290 x 45mm H3 CCA Treated Pine – 3m Length
Durable 290 x 45mm H3 CCA treated pine in a 3m length, designed for exterior, above-ground applications. Ideal for pergolas, fascias, beams, and general outdoor framing where resistance to decay and weathering is needed. Easy to cut, drill, and fix with compatible fasteners. Seal cut ends and apply suitable coatings for best longevity. A cost-effective, reliable option for outdoor structural and landscaping projects requiring dependable performance in exposed environments.
$105.00
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Ark Building Supplies 290 x 45mm H3 CCA Treated Pine – 4.2m Length
A 4.2m length of 290 x 45mm H3 CCA treated pine for exterior, above-ground applications. Ideal for beams, fascias, pergolas, and outdoor framing in residential builds. Treated to help resist decay and weathering. Workable with standard tools, it accepts nails and screws well. For best durability, seal cut ends and apply appropriate exterior coatings. Reliable and economical, this section delivers solid performance for a wide range of outdoor construction tasks.
$150.50
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Ark Building Supplies 290 x 45mm H3 CCA Treated Pine – 4.8m Length
This 4.8m length of 290 x 45mm H3 CCA treated pine suits exterior, above-ground use, including beams, pergolas, and fascias. Treated for resistance to decay in exposed environments, it’s easy to cut, drill, and fix with compatible fasteners. Seal all cut ends and apply suitable exterior coatings to extend service life. A practical, cost-effective option for outdoor structural and landscaping projects requiring robust performance and straightforward installation.
$168.00
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Ark Building Supplies 290 x 45mm H3 CCA Treated Pine – 5.4m Length
A 5.4m length of 290 x 45mm H3 CCA treated pine engineered for exterior, above-ground applications. Ideal for pergolas, fascias, beams, and outdoor framing where durability matters. Treat cut ends and apply appropriate coatings for enhanced longevity. Workable with standard tools, it provides reliable performance and value. Choose this section for extended spans and consistent results in outdoor construction and landscaping projects requiring weather-resistant timber components.
$189.00
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Ark Building Supplies 290 x 45mm H3 CCA Treated Pine – 6m Length
This long 6m length of 290 x 45mm H3 CCA treated pine is built for external, above-ground use. Perfect for pergolas, fascias, and outdoor beams where treatment against decay and weathering is essential. Easy to cut and fix with compatible fasteners. Seal cut ends and apply exterior coatings to maximise service life. A dependable, economical choice for larger outdoor projects needing extended spans and consistent, durable timber performance.
$210.00
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Ark Building Supplies 290 x 65mm Face-Mount I-Joist Hanger – Steel Connector
A face-mount steel joist hanger sized for 290 x 65mm I-joists, providing a secure, high-capacity connection to ledgers, beams, or walls. Designed for quick, accurate installation and a snug fit that supports engineered floor or roof systems. Use appropriate nails or screws per design requirements. Corrosion-resistant finish for lasting performance in typical construction environments. An essential connector for achieving consistent alignment, load transfer, and structural integrity across engineered timber framing.
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Ark Building Supplies 290 x 65mm GL10 H3 Treated Primed DAR Timber – 3.6m Length
Engineered GL10 H3 treated, primed DAR timber in 290 x 65mm, 3.6m length. Factory-primed and dressed all round for a smooth, paint-ready surface, ideal for exterior above-ground applications such as fascias, beams, and feature trims. GL10 rating delivers reliable structural performance with excellent straightness and stability. Cut and fix with compatible fasteners, sealing all cut ends before topcoating. A premium, time-saving solution for quality external finishes and structural consistency.
$288.00
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Ark Building Supplies 290 x 65mm GL10 H3 Treated Primed DAR Timber – 4.8m Length
This 4.8m length of 290 x 65mm GL10 H3 treated, primed DAR timber provides engineered performance for exterior, above-ground use. Dressed all round and factory-primed, it’s ready for quick topcoating, delivering a smooth, consistent finish. Ideal for fascias, beams, and architectural elements requiring strength and presentation. Install with compatible fixings, seal cut ends, and apply durable exterior coatings. A high-quality choice where structural reliability and a premium painted finish are required.
$384.00
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Ark Building Supplies 290 x 65mm GL10 H3 Treated Primed DAR Timber – 5.4m Length
Engineered 290 x 65mm GL10 H3 treated, primed DAR timber supplied in a 5.4m length for extended spans and clean finishes. Factory-primed and dressed all round for paint-ready convenience, it suits exterior above-ground applications including fascias, beams, and feature trims. Offers reliable straightness and structural performance. Use compatible fixings, seal cut ends, and apply quality exterior coatings for long-lasting results. A premium solution combining strength, durability, and presentation on site.
$432.00
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Ark Building Supplies 290 x 65mm GL10 H3 Treated Primed DAR Timber – 6m Length
A 6m length of 290 x 65mm GL10 H3 treated, primed DAR timber for premium external applications. Engineered for straightness and stability, dressed all round and factory-primed to speed installation and painting. Ideal for fascias, beams, and architectural detailing above ground. Fix with compatible fasteners, seal cut ends, and finish with a durable exterior topcoat. A high-performance, presentation-quality timber for projects where strength and finish are equally important.
$552.00
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Ark Building Supplies 290 x 65mm GL10 H3 Treated Primed DAR Timber – 7.2m Length
Long 7.2m length of 290 x 65mm GL10 H3 treated, primed DAR timber for impressive spans and seamless finishes. Engineered GL10 rating provides dependable structural capacity with excellent straightness. Dressed all round and factory-primed for quick topcoating on site. Ideal for exterior above-ground fascias, beams, and feature elements. Install with compatible fixings, seal cut ends, and finish with quality exterior paint. A premium, time-saving choice for demanding architectural applications.
$576.00
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Ark Building Supplies 290 x 90mm Face-Mount I-Joist Hanger – Steel Connector
Steel face-mount joist hanger sized for 290 x 90mm I-joists, engineered to deliver strong, reliable support at beam and ledger connections. Ensures accurate alignment and efficient load transfer in floor and roof systems. Install with specified nails or screws to meet structural requirements. Features a corrosion-resistant finish suitable for typical construction conditions. A dependable, time-saving connector that promotes consistent performance and simplifies the fit-up of engineered timber systems on site.
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Ark Building Supplies 2m x 10m Polythene Handy Roll – General Purpose Builders Film
A versatile 2m x 10m polythene handy roll for site protection and general-purpose use. Ideal for covering materials, protecting floors from paint and dust, temporary weatherproofing, and lining bins or skips. Easy to cut and tape, helping maintain clean, safe work areas. Suitable for renovations, painting, concreting, and landscaping tasks. Lightweight, durable plastic sheeting that packs easily into the ute or toolbox for quick deployment wherever temporary protection is required.
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Ark Building Supplies 2m x 20m Polythene Handy Roll – General Purpose Builders Film
A generous 2m x 20m polythene handy roll offering extended coverage for site protection and general use. Perfect for safeguarding floors and fixtures during painting, dust containment, temporary rain protection, and wrapping materials. Cuts and tapes easily to speed setup and cleanup. Suitable for renovation, landscaping, and concreting tasks. Durable, lightweight plastic sheeting that’s easy to transport and deploy, helping keep job sites tidy and compliant with good housekeeping practices.
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Ark Building Supplies 30 x 30mm H3 Treated Primed DAR Timber – 5.4m Length
Compact 30 x 30mm H3 treated, primed DAR timber supplied in a 5.4m length. Dressed all round for a smooth, consistent finish and factory-primed for fast topcoating. Suitable for exterior above-ground applications such as battens, trims, corner details, and screening. Easy to cut and fix with compatible fasteners. Seal cut ends and apply quality exterior coatings for lasting performance. Ideal for clean, uniform detailing in outdoor carpentry and cladding installations.
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Ark Building Supplies 300 x 250 x 4mm Stayed Angle Bracket – Pack of 25
Heavy-duty stayed angle brackets sized 300 x 250 x 4mm, supplied in a pack of 25 for efficient site use. The stayed design enhances rigidity for bracing, shelving, framing, and general reinforcement tasks. Manufactured from robust steel for dependable load support and stability. Suitable for carpentry, fencing, and general construction applications. Use with appropriate fixings to suit the substrate. A reliable, value pack that streamlines installation and ensures consistent, strong connections across multiple jobs.
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Ark Building Supplies 300 x 300 x 37 x 6mm Wide Steel Bracket – Heavy Duty
A heavy-duty wide steel bracket with dimensions 300 x 300 x 37 x 6mm for high-strength reinforcement and support. Ideal for robust framing, pergola corners, platforms, and general structural bracing where a wide bearing surface is beneficial. Thick 6mm material offers excellent stiffness and durability under load. Install with appropriate fixings to suit timber, masonry, or steel. A dependable connector for demanding applications requiring solid, long-lasting bracketry.
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 3.6m Length
Engineered 300 x 45mm E13 H2 treated LVL beam supplied in a 3.6m length, ideal for internal, above-ground structural applications. Offers excellent stiffness and straightness for lintels, beams, and joists. H2 treatment helps deter termites in protected interior environments. LVL provides uniform performance for predictable load-bearing capacity. Cut and fix with compatible fasteners, following engineering specifications. Not intended for external exposure. A reliable choice for consistent, high-performance framing.
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 3m Length
A 3m length of 300 x 45mm E13 H2 treated LVL beam for internal, above-ground structural use. Delivers high stiffness, straightness, and uniformity for lintels, beams, and joists. H2 treatment provides termite resistance in protected interior environments. Easy to cut and fix with standard tools and compatible fasteners. Follow design specifications for spans and loads. Not suited to exterior exposure. A dependable, engineered solution for consistent, efficient construction.
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 4.2m Length
This 4.2m length of 300 x 45mm E13 H2 treated LVL beam offers reliable stiffness and straightness for internal structural members such as lintels, beams, and joists. Engineered for uniform performance and efficient installation. H2 treatment helps protect against termites in interior, above-ground applications. Use compatible fasteners and adhere to engineering requirements. Not intended for direct weather exposure. A premium, predictable option for residential and light commercial framing.
$111.30
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 4.8m Length
A 4.8m length of 300 x 45mm E13 H2 treated LVL beam for internal, above-ground structural use. LVL delivers exceptional straightness and uniform strength for lintels, beams, and joists. H2 treatment provides termite resistance where protected from the weather. Easy to handle, cut, and fix with compatible connectors. Follow engineering guidelines for spans and loads. An efficient, dependable solution for high-quality framing in residential and light commercial builds.
$127.20
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 5.4m Length
This 5.4m length of 300 x 45mm E13 H2 treated LVL beam provides long, straight spans for internal structural members including lintels and beams. LVL’s engineered uniformity ensures predictable load capacity and efficient installation. H2 treatment helps resist termites in protected interior applications. Use compatible fasteners and adhere to design specifications. Not for external exposure. A strong, consistent choice for demanding framing tasks requiring extended lengths.
$143.10
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 6.6m Length
This 6.6m length of 300 x 45mm E13 H2 treated LVL beam delivers extended spans with superior straightness and uniform strength. Ideal for internal lintels, beams, and joists in residential and light commercial projects. H2 treatment provides termite resistance in protected, above-ground environments. Follow engineering specifications for loads and fixings. Not recommended for exterior exposure. A dependable, engineered timber solution for long, consistent structural members.
$174.90
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 6m Length
A 6m length of 300 x 45mm E13 H2 treated LVL beam for internal, above-ground structural applications. Provides excellent straightness and stiffness for long lintels and beams. H2 treatment offers termite resistance in protected interior environments. Engineered for predictable performance and efficient installation. Cut and fix with compatible fasteners per engineer’s design. Not suited to outdoor exposure. A reliable, long-span solution for high-performance framing.
$159.00
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Ark Building Supplies 300 x 45mm E13 H2 Treated LVL Beam – 7.2m Length
A long 7.2m length of 300 x 45mm E13 H2 treated LVL beam for extended internal spans. Provides excellent stiffness, straightness, and consistent performance for lintels and beams. H2 treatment offers termite resistance in protected interior applications. Easy to cut and fix with compatible connectors; install to engineered designs. Not for external exposure. A premium, long-span solution where reliable, uniform structural capacity is essential.
$190.80
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Ark Building Supplies 300 x 45mm Engineered I-Joist – 3.6m Length
This 3.6m length 300 x 45mm engineered I-joist delivers straight, stable performance for floor and roof framing. Lightweight yet strong, it simplifies handling and speeds installation. Works with commonly available hangers and connectors for secure support. Provides uniform strength and stiffness for predictable spans. Cut and fix to specification, following engineering requirements. A reliable choice for builders seeking consistent, efficient framing components in modern construction.
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Ark Building Supplies 300 x 45mm Engineered I-Joist – 3m Length
An engineered 300 x 45mm I-joist in a 3m length for lightweight, high-performance floor and roof systems. Offers excellent straightness and dimensional stability for rapid installation and reduced squeaks. Compatible with standard joist hangers and connectors. Provides predictable strength for efficient spans while easing handling on site. Cut and fix per manufacturer and engineering guidelines. Ideal for residential and light commercial projects requiring consistent, engineered timber solutions.
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Ark Building Supplies 300 x 45mm Engineered I-Joist – 4.2m Length
A 4.2m length of 300 x 45mm engineered I-joist offering excellent straightness and stability for floor and roof systems. Engineered for consistent load performance and long-term reliability. Lightweight construction assists with fast handling and installation. Compatible with standard joist hangers and connectors. Cut and fix according to engineering and manufacturer guidelines. Ideal for residential and light commercial builds requiring predictable, efficient framing solutions.
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