Builder’s Mix BM20 is a high-quality, ready-mix blend of PAP Aggregates (premium), GAP20, and washed river sand, designed for both DIY users and professional builders. Screened through a 20mm aperture, this medium-grade mix delivers consistent sizing and reliable performance across a wide range of concrete applications.
Sourced from New Zealand greywacke crushed rock, Builder’s Mix BM20 produces strong, durable concrete suitable for structural and general-purpose projects. Its balanced composition offers excellent workability and cost efficiency, making it ideal for everyday construction and landscaping jobs.
This versatile mix can be prepared using a cement mixer or by hand, allowing flexibility on site. Water and cement ratios can be adjusted to achieve the desired strength and finish, giving you full control over your concrete mix.
Ideal For:
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Concrete Projects: Perfect for securing fence posts, creating pathways, and various small to medium concrete jobs around the yard.
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DIY and Professional Use: Suitable for both DIY projects and professional concrete jobs, ensuring a durable and reliable finish.
Available Sizes:
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Retail Bags: Available in 16KG and 20KG retail bags for easy handling
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Bulk Bags: Available ¼m³, ½m³, and 1m³ for larger landscaping projects
Delivery to Auckland, Hamilton, and Tauranga!