Roof Spin Ventilators (Whirly Birds)

Name: Roof Guard
Address: 19/111 Lewis Rd, Wantirna South, VIC, 3152
Telephone: 03 8738 3451

At Roof Guard, we have extensive experience installing high‑quality roof spin ventilators (commonly known as whirlybirds) on both tiled and metal roofs across Melbourne. Our ventilators are designed to improve airflow in your roof cavity, helping reduce heat build‑up in summer and moisture‑related issues in winter. Whether for a residential home or a commercial property, we provide a professional, long‑lasting ventilation solution tailored to your roof.

Why Install Spin Ventilators?

Roof spin ventilators are one of the most effective ways to improve air circulation in roof cavities and indoor spaces. They help reduce heat build‑up in summer, remove excess moisture in winter and maintain better overall air quality year‑round. Many Melbourne property owners choose them as a cost‑effective, energy‑free ventilation solution that lowers cooling costs and protects the building structure from damage caused by trapped moisture.

Our team uses only high‑quality materials and proven installation methods to ensure each ventilator performs efficiently and lasts for many years. Whether you’re managing a residential property, warehouse, factory or commercial facility, a properly installed spin ventilator can make a significant difference in comfort and building performance.

How Spin Ventilators Work

Roof spin ventilators work by drawing out hot, stale and moisture‑laden air from your roof cavity, allowing cooler, fresher air to enter naturally. This continuous airflow helps regulate indoor temperatures, reduces condensation and prevents issues like mould growth, rust and heat stress on building materials. They’re especially valuable in enclosed spaces prone to heat and humidity, such as attics, warehouses, kitchens and bathrooms.

Steps Involved in Installing Roof Spin Ventilators

At Roof Guard, we follow a proven installation process to ensure your roof spin ventilators perform efficiently and last for years.

Initial Consultation & Roof Assessment
We start with a thorough on‑site assessment to understand your property’s ventilation needs. This includes inspecting the roof cavity, roof type (tiled or metal), existing ventilation systems and any problem areas. Based on this assessment, we recommend the right number and type of spin ventilators for your property.
Choosing the Right Ventilator
We supply and install only high‑quality wind‑powered roof ventilators designed to perform in Melbourne’s conditions. Factors such as roof pitch, property size and airflow requirements are considered to ensure maximum performance and long‑term value.
Preparing the Roof
Before installation, we clean and prepare the roof area and select the optimal position to achieve the best airflow. We also inspect the surrounding roof for any defects or maintenance issues that may need addressing.
Installing the Ventilator
If you have a tiled roof, we simply remove a tile to reveal the perfect‑sized opening for your spin ventilator. For metal roofs, we carefully cut an opening to the exact size required. The unit is then securely fixed and fully sealed to ensure it is watertight and weather‑resistant. Our experienced installers take care to leave the roof tidy and structurally sound.
Testing & Final Check
Once installed, we test each ventilator to confirm smooth, free‑spinning operation and effective airflow. Any fine‑tuning is carried out to ensure optimal performance before we sign off the job.

Workmanship & Materials Guarantee

We are proud to say that all materials and workmanship comes with a 10 year guarantee. We can do this because we use only the best products available and we don’t cut corners, we do things right the first time. On the off chance there is a problem with any work completed by us within 10 years, just give us a call and we will rectify the problem straight away.