Solar Whirly Bird Replacement Perth — From $750
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.
Solar vents fail differently to wind turbines. The housing usually looks perfect; it is the fan motor or the panel that has quietly stopped, and the first sign is often that the roof simply feels hotter than it used to.
Dave replaces failed solar roof vents and upgrades old wind-driven whirly birds to solar across Perth, from $750 installed.
How to Tell a Solar Vent Has Failed
- No airflow at the vent on a bright, sunny day — hold a tissue near it and it should be pulled
- No fan noise at all when standing in the roof space at midday
- Visible delamination, cracking or clouding on the solar panel
- The roof cavity is noticeably hotter than previous summers
- The unit is 8–12+ years old and has never been touched
Upgrading a Whirlybird to a Solar Vent
If your wind-driven whirly bird has reached the end of its life anyway, that is the cheapest moment to upgrade. The roof already has a penetration; the labour is the same either way, and you only pay the difference in the unit.
It is worth doing when you have never been happy with the result — a house in a wind shadow, an inland suburb where the sea breeze arrives late, or a big single-storey roof where three turbines were never going to be enough.
What the Replacement Includes
- Removal and disposal of the failed solar vent or old whirlybird
- New flashing suited to your roof type
- Supply and installation of the replacement solar unit
- Panel positioned for clear sun — remote-mounted if the vent location is shaded
- Airflow checked before Dave leaves
Fixed Pricing
Solar Whirly Bird Replacement Perth — Prices
Every quote is fixed before the job is booked. Travel across the Perth metro is included.
| 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
Solar Whirly Bird Replacement Perth — Questions
Common Questions
From $750 per unit installed, including removal and disposal of the old unit and new flashing.
Sometimes, if the unit is a current model and parts are still available. Dave will tell you honestly whether a part swap is worth it or whether you are better off putting the money into a whole new unit.
Yes, and it is a common approach — one solar vent doing the heavy lifting alongside existing turbines works well, as the turbines still contribute whenever the breeze is up.
Where
Solar Whirly Bird Replacement Perth Across the Perth Metro
Dave · Owner-Operator The Bloke On Your Roof
You Deal With Dave, Start to Finish
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
Perth 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 Free Quote
Dave will reply within a few hours on business days.