When replacing a skylight dome, material choice matters. Both acrylic and polycarbonate are popular in New Zealand homes—but they have different strengths. This guide will help you understand each option so you can choose with confidence.
Acrylic Domes
Acrylic skylight domes are the most common replacement choice, offering excellent clarity and affordability.
Features:
- Bright Light Transmission: Naturally clear for maximum daylight.
- Lightweight: Easier to handle and install.
- Cost-Effective: Generally more budget-friendly.
Consider if you:
- Want clear, bright light.
- Are replacing a standard residential dome.
- Prefer a cost-effective option.
Polycarbonate Domes
Polycarbonate domes are chosen for their strength and resilience, especially in harsh conditions.
Features:
- High Impact Resistance: Withstands hail, falling branches, and accidental impact.
- Superior UV Stability: Slower to discolour over time.
- Durable Construction: Longer lifespan in exposed environments.
Consider if you:
- Live in an area prone to storms or heavy impact risks.
- Prefer a more robust, long-term option.
- Want maximum UV protection.
Quick Comparison Table
| Feature | Acrylic Domes | Polycarbonate Domes |
|---|---|---|
| Light Clarity | Excellent | Very Good |
| Impact Resistance | Good | Exceptional |
| UV Stability | Moderate | High |
| Weight | Lightweight | Slightly Heavier |
| Cost | Lower | Higher |
| Best For | Standard residential use | Exposed, high-risk locations |
Choosing the Right Finish
Both materials are available in:
- Clear: For direct, bright daylight.
- Opal: For diffused, softer light.
Key Takeaways
- Acrylic domes offer bright light and affordability.
- Polycarbonate domes deliver extra strength and UV protection.
- Both options suit New Zealand homes—choose based on your priorities.
Still Unsure?
If you’d like personalised advice, our team is here to help.