18"

Buying Guide: 18"

Looking for the best 18" for your project? Big Irrigation Supply Australia carries 66+ professional-grade 18" products from trusted brands like FX Luminaire, Brilliance LED, Alliance Outdoor Lighting, Unique Lighting Systems, Vista Pro Lighting. Fast shipping across Australia.

How to Choose the Right 18"

• Consider your project size — residential installations may need different specs than commercial.
• Check compatibility — make sure components work with your existing system.
• Compare brands — we carry multiple professional brands so you can find the best fit.
• Read specifications — product pages include detailed specs and installation guides.

Need help choosing? Our team of irrigation and landscape lighting professionals is ready to help. Browse our full selection of 18" or contact us for expert advice.