Whirlybird Installation
Butler
Supply and install from $350 — quoted up front, booked same week.
Whirlybirds and Solar Vents in Butler
Dave's Whirly Birds covers Butler 6036 and the surrounding City of Wanneroo area. Butler sits about 40km north of the Perth CBD, and every job here is quoted at a fixed price up front and completed by Dave personally.
Being about 2km back from the beach, Butler catches the Fremantle Doctor before most of Perth does. Wind-driven units perform genuinely well here — there are few afternoons through summer where the turbines are standing still.
Housing through Butler is dominated by newer estate housing, a lot of it Colorbond. Newer estate homes are the hardest case in Perth, and it is worth being blunt about why. Dark Colorbond roofs absorb far more heat than light tile, blocks are smaller so homes are built out to the boundary with wide footprints, and eaves are frequently narrow or boxed in entirely.
That combination gives you a roof cavity that gets extremely hot and has almost no natural intake. Adding extraction alone will underperform — the fix usually involves getting intake air in as well, which is cheaper than most people expect.
Coastal — strong sea breeze
Whirlybirds or Solar Vents in Butler?
In Butler, wind-driven whirlybirds are usually the better value. The breeze is dependable enough that you are not paying for a solar panel to solve a problem you do not have — three turbines at $950 will typically out-perform one solar vent at $750 on a site this exposed.
The trade-off out here is corrosion, not airflow. Salt-laden air is hard on cheap roof vents, and the bearing housing is what goes first — Butler sees a lot of units that have seized or rusted out well inside ten years. Dave fits quality units with marine-appropriate fasteners rather than the cheapest thing on the shelf, because the labour to install a bad unit is identical to the labour for a good one.
If your roof happens to sit in a wind shadow — hemmed in by two-storey neighbours or heavy tree cover — that changes the answer, and a solar vent becomes worth costing. Dave will ask about that before quoting.
Our Work
Recent Installations Near Butler
Services
Available in Butler
Solar Whirly Bird Installation Perth
Solar whirly birds — also called solar roof vents — are powered fans that run on sunlight and shift far more air than a wind turbine. From $750 installed. Ideal for big roofs and still, hot Perth days.
Learn more ›Solar Whirly Bird Replacement Perth
Replace a failed solar vent, or upgrade an old wind-driven whirly bird to a solar-powered roof vent, from $750 installed. Works on still 40°C days when a turbine barely turns.
Learn more ›Roof Ventilation Assessment Perth
Not sure what you need? Send through your roof size, pitch, orientation and ceiling area and Dave will recommend the right setup — then give you a fixed price up front.
Learn more ›"Called Monday, booked Tuesday, installed Wednesday. Super fast and the roof was left spotless. Our summer power bill has already dropped noticeably."
Fixed Pricing
Prices for Butler Homes
Same prices across the metro — travel to Butler 6036 is included in every quote.
| Service | Price (inc. GST) |
|---|---|
| Popular Whirlybird Installation (new) Unit + full installation included — tile, metal or Colorbond roof | From $350 |
| Each Additional Whirlybird 2 units $650, 3 units $950, and so on — installed same visit | +$300 |
| Whirlybird Replacement (swap) Remove old unit and install new — existing roof penetration reused | From $350 |
| Solar Vent Installation Per solar-powered ventilation unit, fully installed | From $750 |
| Roof Ventilation Quote Dave assesses your roof from your details — no charge, no obligation | FREE |
FAQ
Whirlybirds in Butler — Your Questions
Butler Questions
From $350 for a single unit supplied and installed. Two units are $650, three are $950, and each unit after that adds $300. Travel to Butler 6036 is included and there is no call-out fee.
Wide footprints and dark roofs push these homes toward four-plus units, or one to two solar vents. The general rule is one 300mm unit per 50–60m² of ceiling area, adjusted for pitch and how much intake venting the eaves provide. Dave works out the exact number from your details before quoting.
The unit, correct flashing for your roof type, cutting and fitting, removal and disposal of any old unit, full clean-up including metal swarf off the roof and out of the gutters, and travel to Butler. Nothing gets added afterwards.
Yes, and it is the benefit people forget. Warm moist air from inside the house rises into the roof cavity and condenses on cold surfaces overnight — that is where damp insulation and mould on the sarking come from. The same airflow that removes summer heat removes winter moisture.
As high as practical and spread across the roof rather than clustered — usually on the western or south-western slope so they catch the afternoon sea breeze. On a complex roofline with separate sections, units may need to go on more than one face to cover the whole cavity.
Not necessarily, though most people are. Dave will talk through placement before starting, and the job typically takes one to two hours. Access to the roof is all that is strictly needed.
Nearby
Also Servicing Suburbs Near Butler
Dave · Owner-Operator The Bloke On Your Roof
The Same Bloke Quotes and Does the Job in Butler
Dave has been fitting whirlybirds and solar vents across Perth for 10 plus years. No call centre, no sales rep and no crew you have never met — the person who quotes your roof is the person standing on it.
- Licensed and fully insured
- No subcontractors — Dave does the job he quotes
- Roof and gutters left spotless
Free Quote
Get Your Free
Butler Whirlybird Quote
Fill in the form and Dave will get back to you with a fixed price — no call centres, no surprises. Owner-operated, Mon–Sat 7am–5pm.
Request a Quote in Butler
Dave will reply within a few hours on business days.