Top 10 Insulation Installers in Perth, Western Australia
There are currently 10 highly-rated insulation businesses in Perth, Western Australia listed on TradeRefer, with an average Google rating of 4.9★ across 195 verified reviews. The 10 listed below are ranked from highest to lowest rating, all ABN-verified and community-recommended.
Ranked #2026
By Google Rating
4.9★ Avg Rating
195 Google reviews
100% Verified
ABN & Licence Checked
10 Businesses
In Perth
Top 10 Insulation in Perth — Ranked by Customer Rating
Compare the highest-rated insulation in Perth, Western Australia. All businesses listed are ABN-verified and surfaced without paid placement.

Spray Foam Australia (Head Office)
Get superior thermal insulation and air tightness with spray foam insulation from the leading experts in Australia. Contact us to discuss your next project!

Insulwest
We specialise in thermal, acoustic & noise control insulation products for the commercial, domestic, industrial, mining, transport & marine industries

ECO Bead Cavity Insulation Australia
EcoBead: Discover superior insulation solutions for energy-efficient homes. Reduce energy bills and stay comfortable year-round. Request your free quote now!

EcoTherm Insulation
EcoTherm Insulation offers insulation installation for ceilings, walls, and underfloor in Osborne Park, WA. With 2 customer reviews and a focus on quality workmanship, they serve homes and businesses across the Osborne Park area. Contact EcoTherm Insulation for a free quote.
Perth Insulation Supplies
Looking for top quality insulation products in Perth? Call Perth Insulation Supplies today on 08 9250 2477 for more information!

WA Insulation
WA Insulation are the builers choice when it comes to insulation new constructed dwellings. We specialise in earthwool batts for walls and ceilings, blow in insulation for double brick cavity walls & jetspray glass for underslab soffits.

Tates Coating Services
Tates Coating Services is a top-rated insulation business serving Welshpool, WA. With a 4.9-star rating from 22 reviews, they are one of the most trusted insulation providers in the area. Specialising in insulation installation for ceilings, walls, and underfloor, Tates Coating Services delivers quality workmanship and reliable service. Contact them today for a free quote.

Spray Foam Insulation Perth
☘️Dermot's spray foam insulation catering to insulation & acoustic needs in WA!

Thermacon Insulation
Thermacon staff have over 140 years experience in the insulation industry. Ask us about your residential, industrial or commercial insulation requirements.

Kings Insulation
Home Insulation Perth, Insulation Removal Perth, Skylights Perth, Insulation batts Perth, Downlight guards Perth
How Much Do Insulation Cost in Perth?
Pricing data based on Australian industry averages for Western Australia. Always get 2–3 written quotes.
Typical Range
$10–$25
/m²
After-Hours Rate
$38
Emergency callout
Avg Hourly Rate
$18
Perth market average
Prices are estimates only. Always request a written quote before authorising any work.
Insulation Licensing Requirements in Western Australia
In WA, insulation installation is not a specifically licensed trade. Safety standards for ceiling installation (avoiding contact with live electrical equipment) are mandated by WorkSafe WA under the Work Health and Safety Act 2020.
How to Choose the Best Insulation in Perth
Use this checklist before hiring any insulation in Perth, Western Australia.
- 1
Verify their electrical licence is current at your state's electrical safety authority (e.g. Energy Safe Victoria, NSW Fair Trading).
- 2
Confirm they carry public liability insurance of at least $5 million — ask to see the certificate.
- 3
Get 2–3 written quotes for any job over $500. A written quote protects both parties and clarifies the full scope.
- 4
Check their Google and TradeRefer ratings — look for consistent reviews mentioning punctuality, clean workmanship, and clear communication.
- 5
Ask whether they'll provide a Certificate of Compliance (electrical safety certificate) on completion, as required by law in most states.
Frequently Asked Questions — Insulation in Perth
How much does ceiling insulation cost in Australia?
Ceiling insulation installation costs $1,000–$2,500 for a standard 3-bedroom home (approx 120m²). Glasswool batts are most common at $8–$15/m² installed. Blown-in loose-fill insulation costs $10–$18/m². Wall insulation during renovation costs $25–$50/m². The total depends on existing insulation, ceiling height, and access.
What R-value do I need for my Australian state?
The NCC mandates minimum R-values based on climate zone. In southern Victoria and Tasmania (Zone 7/8): R5.0+ ceiling, R2.0+ wall. In temperate NSW/ACT/SA (Zone 6): R3.5+ ceiling, R1.5+ wall. In subtropical QLD (Zone 2): R3.7+ ceiling. Always install to the NCC minimum for your zone — higher R-values provide better returns on energy bills.
What types of insulation are available in Australia?
Common types: glasswool batts (Bradford, Fletcher Insulation — most popular), polyester batts (no itch, good for DIY), rockwool (fire-resistant, good for party walls), reflective foil (works by reflecting radiant heat, best in hot climates, often used under roofs), and blown-in insulation (cellulose or glasswool, for retrofitting without removing ceiling lining).
Can I install insulation myself?
Ceiling insulation (roof space access required) can be DIY-installed with proper safety precautions: N95 mask, safety glasses, long sleeves, gloves. Ensure ceiling space is not contaminated with asbestos before entering. Do NOT install near recessed downlights (fire hazard) unless IC-rated or properly shielded. Wall insulation typically requires professional installation.
Is underfloor insulation worth it in Australia?
Underfloor insulation reduces heat loss through timber floors by 10–20%, providing comfort in cooler months. It's most cost-effective in cool temperate regions (VIC, TAS, ACT, southern NSW) where floors are a major source of winter heat loss. Cost is $15–$35/m² installed. Homes on concrete slabs don't benefit from underfloor insulation.
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