Ceilings and roofs
Knauf Earthwool® ceiling batts installed to the R-values on your BASIX certificate or energy report.
Prestons depot · Powered by the Energy Efficiency Group
Insulation in Sydney for new builds, commercial projects and existing homes
Sydney Insulation supplies and installs insulation for new homes and commercial buildings across Greater Sydney, the Central Coast and Wollongong, from our depot at Unit 4/1 Powdrill Rd, Prestons NSW 2170. Upgrading the insulation in a home you already live in? Our sister company Insulation Extract looks after that, from old insulation removal to new Earthwool® batts.
What are you insulating?
Choose one and we’ll take you to the right team.
Handled by Insulation Extract
Existing home
Old insulation removal, ceiling vacuums and new Knauf Earthwool® batts for the home you live in, done by Insulation Extract, our retrofit specialist.Go to Insulation ExtractSydney InsulationNew build
Ceiling, wall and underfloor insulation for new houses, duplexes, townhouses and granny flats, installed to the R-values on your plans.New-build insulationSydney InsulationCommercial project
Thermal and acoustic insulation for offices, retail, strata and multi-residential buildings, to your specification and NCC Section J.Commercial insulation10+ yrs
Team experienceSydney Insulation, Prestons NSW45k+
Homes InsulatedAcross the Energy Efficiency Group70+
Trained ProfessionalsIn-house Sydney crew300+
ReviewsSydney Google reviewsNew homes
New-build insulation across Sydney
We work with builders, developers and owner-builders from frame stage to handover. Insulation goes in at the stages your build needs: wall batts before plasterboard, and ceiling batts once the roof is on.
External and internal walls
Thermal batts for external walls, plus acoustic batts between bedrooms, bathrooms and living areas.
Underfloor
Batts for suspended timber floors, so ground-floor rooms stay warm in winter.
Commercial and multi-residential
Commercial insulation in Sydney
For commercial, strata and multi-residential projects we supply and install thermal and acoustic insulation to the project specification, including the energy-efficiency requirements of NCC Section J.
Offices and retail
Ceiling and wall insulation for new buildings and fit-outs, including acoustic batts between tenancies.
Strata and small business
Ceiling batts, cavity fill and spray foam for strata blocks, shops and small commercial buildings, where the building suits them.
Apartments and townhouses
Thermal and acoustic insulation for multi-residential projects, scheduled around the builder’s program.
Existing homes
Insulating a home you already live in?
Retrofit work in existing homes is done by Insulation Extract, our sister company in the Energy Efficiency Group. Their Sydney crews remove old insulation with an industrial vacuum truck, clean the roof space and install new Knauf Earthwool® batts.
- Old insulation, dust and droppings removed from the roof
- Ceiling, wall and underfloor insulation for existing homes
- Free on-site assessment across Greater Sydney
Powered by
Powered by the Energy Efficiency Group
Sydney Insulation is part of the Energy Efficiency Group, alongside Insulation Extract, Brisbane Insulation and WA Insulation. Our crews share the group’s training, ISO 9001, 45001 and 14001 certified systems and buying power, so every site gets the same standard of work.
Service area
Sydney InsulationUnit 4/1 Powdrill Rd, Prestons NSW 2170(02) 7233 1266Where we work
- Greater Sydney and the Inner West
- Western and South West Sydney, including Liverpool and Campbelltown
- North Shore, Northern Beaches and the Hills District
- Central Coast and Wollongong
Common questions
Insulation in Sydney: your questions answered
Do you insulate existing homes?
Existing homes are looked after by Insulation Extract, our sister company in the Energy Efficiency Group. They remove old insulation and install new batts in homes across Sydney. Visit insulationextract.com.au/insulation-sydney or call (02) 7233 1266.
Do you work with builders and developers?
Yes. We install insulation for builders, developers and owner-builders on new houses, duplexes, townhouses, granny flats and multi-residential projects across Greater Sydney.
What R-value does a new home in Sydney need?
It depends on the design and the climate zone: coastal Sydney is climate zone 5 and western Sydney is zone 6. In NSW the BASIX certificate for your home lists the insulation R-values for ceilings, walls and floors, and we install to those.
Do you do commercial insulation?
Yes. We supply and install insulation for offices, retail, strata and multi-residential buildings, to the project specification, including Section J of the National Construction Code.
Which areas do you cover?
Greater Sydney, Western and South West Sydney, the North Shore, Northern Beaches and Hills District, the Central Coast and Wollongong, from our depot in Prestons.
How do I get a quote?
Use the form below or call (02) 7233 1266. For new builds and commercial jobs, include your plans, BASIX certificate or specification if you have them.
Sydney insulation quotes
Ready for a seamless experience?
Our insulation consultants assess your property and recommend a practical, cost-effective solution for comfort and energy performance.
Sydney office
(02) 7233 1266Email us
info@sydneyinsulation.com.au Prompt response during business hours No-obligation assessment
Get your free quote
This secure form sends your enquiry to our technical team, and we'll be in contact with you shortly.