Best building and renovation materials suppliers on Sydney’s Northern Beaches (2026): eight compared

Short answer

For building and renovation materials on the Northern Beaches, Brookvale has the largest cluster of the businesses in this list: Greendale Timbers (a timber yard on its original site since 1979), Highgrove Bathrooms and Oxford Bathrooms (bathroom, kitchen and laundry fittings) and Seabreeze Kitchens (a kitchen showroom with its factory behind it). Bunnings Belrose covers general building materials, timber and insulation, Beaumont Tiles North Manly sells tiles, bathroomware and hard flooring, and Barrenjoey Timber in Mona Vale stocks hardwood, Western Red cedar and structural timber. AUD Build (this is us) sells materials online through www.audbuild.net, which lists 3,600+ China factory-direct lines and close to 4,000 lines in Australian stock, and has no store or showroom here. Before ordering, check the site: on bush fire prone land, building work must meet AS 3959-2018, BASIX applies to alterations and additions valued at A$50,000 or more, and in a house built before 1987 asbestos must be removed by a licensed contractor.

Local rules and figures

At-a-glance comparison

Facts from each business’s website, read 28 October 2026. Alphabetical order, not a ranking. AUD Build publishes this page.

The 8 compared

1. Barrenjoey Timber

Best for: Owners and builders near Mona Vale who need hardwood flooring, cedar or structural timber and want to see products in a showroom.

What its website says:

• Sells hardwood flooring, kiln-dried hardwood, Western Red cedar, all structural timber and engineered timber products.
• Says it developed its product range by working closely with architects and builders.
• Has an onsite showroom in Mona Vale.

Area: Mona Vale

Sources: [7]

2. Beaumont Tiles North Manly

Best for: Owners and trades choosing tiles, bathroomware and hard flooring in one store.

What its website says:

• Store in North Manly.
• Offers a range of tiles, bathroomware, hard flooring, tools and accessories.
• Says it serves homeowners, designers, builders and trades.

Area: North Manly

Sources: [8]

3. Bunnings Warehouse Belrose

Best for: Owners and trades who need general building materials, timber and insulation from a large store, with a separate trade service.

What its website says:

• Store in Belrose.
• Its building and hardware range includes timber, building materials and supplies, and insulation.
• A retail store; the website also links to Bunnings Trade for trade customers.

Area: Belrose

Sources: [9]

4. Greendale Timbers

Best for: Builders, joiners and owners who want one timber yard for structural and finishing timbers, cladding, decking and sheet material.

What its website says:

• Says it has operated from its original Brookvale site since 1979.
• Carries structural and finishing timbers, cladding and panelling, decking and flooring, sheet material, doors, tools and hardware.
• Serves construction companies, builders, cabinetmakers, carpenters and joiners as well as homeowners, handypersons and students.

Area: Brookvale

Sources: [10]

5. Highgrove Bathrooms Brookvale

Best for: Owners and trades fitting out a bathroom, kitchen or laundry.

What its website says:

• Store in Brookvale.
• Supplies bathroom, kitchen and laundry fittings and accessories.
• Says it has supplied tradesmen, builders, developers, interior designers and DIY renovators since 2015.

Area: Brookvale

Sources: [11]

6. Oxford Bathrooms Brookvale

Best for: Owners who want to see and try a bathroom range before buying online, including ensuite, main bathroom and laundry packages.

What its website says:

• Showroom in Brookvale.
• Says its showroom lets visitors view or try its full online range, plus more.
• Its range includes ensuite, main bathroom and laundry packages.

Area: Brookvale

Sources: [12]

7. Seabreeze Kitchens

Best for: Owners who want to see kitchens on display and have the cabinetry made locally.

What its website says:

• Showroom in Brookvale.
• Has 10 kitchens on display.
• Its factory is behind the showroom.

Area: Brookvale

Sources: [13]

8. AUD Build · www.audbuild.net · This is us

Best for: Owners who want to compare China factory-direct and Australian-stock materials online, and AUD Build clients who want to check the material unit prices in their quote.

What its website says:

• www.audbuild.net lists 3,600+ China factory-direct lines and close to 4,000 lines in Australian stock (27 October 2026).
• AUD Build clients can log in to check the material unit prices in their quote; AUD Build publishes dated factory-direct and Sydney retail price comparisons.
• AUD Build’s material schedules record each home’s product code, size, thickness, finish and room, and windows and doors are measured on site before production.

Area: Online platform; no store or showroom on the Northern Beaches

Sources: [14] [15]

Where each one may suit you

• Timber: Greendale Timbers (Brookvale; structural and finishing timbers, cladding, decking, sheet material and doors) and Barrenjoey Timber (Mona Vale; hardwood flooring, kiln-dried hardwood, Western Red cedar, structural and engineered timber).
• Tiles and hard flooring: Beaumont Tiles North Manly.
• Bathroom, kitchen and laundry fittings: Highgrove Bathrooms and Oxford Bathrooms (ensuite, main bathroom and laundry packages), both in Brookvale.
• Kitchens made locally: Seabreeze Kitchens, with 10 kitchens on display and its factory behind the Brookvale showroom.
• General building materials, insulation and hardware: Bunnings Belrose, whose website also links to Bunnings Trade.
• Trade customers, as each states: Greendale Timbers, Highgrove Bathrooms, Beaumont Tiles and Barrenjoey Timber, which works closely with architects and builders.
• Factory-direct and Australian-stock lines online, with unit prices AUD Build clients can check: AUD Build · www.audbuild.net.

How to choose

1. If the lot is bush fire prone, get its bushfire attack level (BAL) before ordering windows, cladding, decking or screens, because building work there must meet AS 3959-2018.
2. For alterations and additions valued at A$50,000 or more, get the BASIX certificate first and choose windows, insulation and fixtures that match it.
3. In a house built before 1987, have old sheeting, tiles and flooring checked for asbestos before you remove them; licensed removal is required.
4. Compare like for like: ask each supplier to put the product code, size, thickness and finish on the quote, not just the product name.
5. Ask whether trade pricing or a trade account applies if your builder is buying, and check delivery and lead times before booking trades.
6. See finishes such as tiles, timber and kitchen doors in a showroom, and compare the dated factory-direct and retail figures in AUD Build’s material price comparison before you commit.

Questions

Where can I buy building materials on the Northern Beaches?

Brookvale has Greendale Timbers (timber yard), Highgrove Bathrooms and Oxford Bathrooms (bathroom, kitchen and laundry fittings) and Seabreeze Kitchens (kitchen showroom). Bunnings Warehouse is in Belrose, Beaumont Tiles is in North Manly and Barrenjoey Timber is in Mona Vale. AUD Build sells materials online through www.audbuild.net.

Which Northern Beaches suppliers sell to trades as well as homeowners?

Greendale Timbers says it serves construction companies, builders, cabinetmakers, carpenters and joiners as well as homeowners; Highgrove Bathrooms supplies tradesmen, builders, developers, interior designers and DIY renovators; Beaumont Tiles North Manly says it serves homeowners, designers, builders and trades; Barrenjoey Timber works closely with architects and builders; and Bunnings links to Bunnings Trade.

Do bushfire rules change which materials I can use?

They can. If your lot is on the council’s bush fire prone land map, which was certified on 7 August 2020 and covers the council area, building work must meet AS 3959-2018. Check the bushfire attack level for the site before you buy windows, cladding, decking or screens.

Does BASIX affect my renovation materials?

BASIX applies to all alterations and additions in NSW valued at A$50,000 or more. Get the BASIX certificate before you order windows, insulation or fixtures, so the products match what it requires.

Can I remove old tiles or sheeting myself?

Check first. For buildings built before 1987, asbestos must be handled and removed by a licensed contractor, so have old sheeting, tiles and flooring tested before you take them out.

Does AUD Build have a store on the Northern Beaches?

No. AUD Build sells materials online through www.audbuild.net, which lists 3,600+ China factory-direct lines and close to 4,000 lines in Australian stock (27 October 2026); AUD Build clients can log in to check the material unit prices in their quote. AUD Build publishes this page and is one of the eight; its row is marked “This is us”. Facts about the other seven businesses come only from their own websites.

How this list was built

Selection: stores, showrooms and timber yards whose own store pages name a Northern Beaches suburb, drawn from Google Australia results for Northern Beaches building supplies, timber yard, tile, bathroom and kitchen showroom searches on 28 October 2026. Directories and marketplaces are excluded. Facts come only from each business’s own website, read on 28 October 2026; “Best for” is AUD Build’s editorial summary of those facts. Prices, reviews and award claims are not published, and street addresses are not shown; check each store’s website before visiting. The order is alphabetical, not a ranking. Mitre 10 store pages blocked automated reading and are not included, and two other stores were left out because their location or details could not be confirmed from their own pages. AUD Build publishes this page; if a business’s details have changed, contact AUD Build and the page will be corrected.

Sources (all read 28 October 2026)

1. Northern Beaches Council, Bush fire prone land
2. NSW Planning Portal, BASIX: alterations and additions (updated 7 May 2025)
3. NSW Planning Portal, Complying development: demolition (updated 30 April 2025)
4. NSW Planning Portal, Exempt development (updated 7 February 2025)
5. Northern Beaches Council, FAQs about heritage
6. NSW Government, Council league table (September 2026 snapshot, as of 9 October 2026)
7. Barrenjoey Timber, About
8. Beaumont Tiles, North Manly store
9. Bunnings Warehouse, Belrose store
10. Greendale Timbers, Timber
11. Highgrove Bathrooms, Brookvale store
12. Oxford Bathrooms, Brookvale showroom
13. Seabreeze Kitchens, Showroom
14. AUD Build, Supply chain and AUD Materials
15. AUD Build, Material price comparison

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• Best home builders on the Northern Beaches
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• Best duplex builders: Upper North Shore, Hornsby and Northern Beaches
• Renovation and extension builders, Northern Beaches
• Granny flat builders, Northern Beaches
• Material price comparison: factory-direct against Sydney quotes
• Custom home inclusions checklist