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Buy Building Supplies in Baulkham Hills
We proudly supply Baulkham Hills’s builders, tradies, and DIYers with high-grade building products delivered fast to your site, driveway, or project. Situated in Sydney’s thriving Hills District along Windsor Road and Seven Hills Road, Baulkham Hills is an established, family-oriented suburb characterized by spacious residential properties, major home extensions, second-storey additions, and modern townhouse infill developments.
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Order before 10:00 am
Warehouse Pickups
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Our Most Popular Products in Baulkham Hills
From second-storey additions to extensive interior living refurbishments, Baulkham Hills projects require high-performance, energy-efficient building materials. Our top-selling categories include high-R-value thermal insulation batts, acoustic plasterboard for busy transport corridors, durable weather-resistant cladding, and structural framing built to Australian standards.
Select options This product has multiple variants. The options may be chosen on the product pagePlank Weatherboard-Smooth and Woodgrain Textures – James Hardie
Price range: $29.88 through $46.03 Incl GST
Select options This product has multiple variants. The options may be chosen on the product pageLinea™ Weatherboard: Pre-Primed – James Hardie
Price range: $41.63 through $51.77 Incl GST
Select options This product has multiple variants. The options may be chosen on the product pageGold Hi-Performance Wall Insulation Batts – Bradford
Price range: $55.36 through $111.31 Incl GST- Select options This product has multiple variants. The options may be chosen on the product page
R3.5 Pink Batts Glasswool Ceiling Insulation Batts
Price range: $45.00 through $93.40 Incl GST - Select options This product has multiple variants. The options may be chosen on the product page
Pink Soundbreak Acoustic Insulation Batts
Price range: $57.38 through $169.51 Incl GST - Select options This product has multiple variants. The options may be chosen on the product page
Primeline™ Weatherboard Classic Narrow Profiles – James Hardie
Price range: $41.32 through $66.74 Incl GST 
Select options This product has multiple variants. The options may be chosen on the product page13mm Soundshield Plasterboard – Siniat
$63.06 Incl GST
Select options This product has multiple variants. The options may be chosen on the product page10mm Soundshield Plasterboard – Siniat
Price range: $92.57 through $104.14 Incl GST
Built for Baulkham Hills's Family Renovations & Second-Storey Additions
Whether you are extending an established family home, constructing a dual-occupancy dwelling, or updating an executive property, local projects face distinct structural and environmental demands. From insulating upper-level extensions against extreme summer roof space heat to ensuring proper acoustic dampening between family living zones, we stock structural timber, plasterboard systems, insulation, and heavy-duty fixings tailored specifically to Baulkham Hills’ residential streetscapes.
We Deliver Building Materials Across Baulkham Hills
Order before 10am for same-day pickup, or get fast site delivery with flat-rate freight.
Opening Times:
7am to 4pm Monday to Friday
6am to 6pm Monday to Friday (Calls)
6am to 2pm Monday to Friday (Warehouse Pickup)
Warehouse Pickup:
SYDNEY SUBURBS WE DELIVER TO
Don’t see your suburb listed? Get a delivery quote here or contact us today.
Building Supplies Delivery in Sydney - FAQs
How do I order?
Order Online: Open 24/7. Add to cart, checkout, done.
Call or Email: Give us a buzz on +61 1300 071 250 or send over your list to sales@buildingsuppliesaustralia.com.au
Sorry we don’t have a FAX!
Do you deliver across Sydney?
Yes, we deliver right across Greater Sydney, including the CBD, Western Sydney, Northern Beaches, Eastern Suburbs, Hills District, and surrounding regional areas. Send us a quote request if you want to check delivery rates for your area.
How soon will my order arrive in Sydney?
Most Sydney orders are delivered within 1–5 business days. Same-day pickup is also available if you order before the cutoff.
Where do I collect my orders in Sydney?
Contact us for the nearest collection point.
Do you offer trade discounts?
Yes, sure we do. We offer trade and bulk discounts. If you’ve got a big project on anywhere in Sydney, reach out to us to set up a trade account or inquire about pricing.
How do I get a quote?
Request a freight quote, or contact us. We make it easy for you, often providing quotes in less than an hour!