Precast Stormwater Accessories

Our Precast Stormwater Accessories range is designed to complement and enhance the performance of stormwater drainage systems across civil, commercial, and infrastructure projects. These components provide the flexibility, adjustability, and finishing touches required for efficient and compliant installations.

The range includes:

Conversion slabs – for adapting pit sizes and providing support for covers or grates
Spacer rings – used to achieve correct pit heights and levels during installation
Lintels – for use in side entry pits and kerb inlets, supporting traffic loads while enabling smooth surface flow

Each unit is manufactured to the highest standards for strength, durability, and fit, ensuring compatibility with a wide variety of pit sizes and configurations. Whether you’re working on new drainage systems or upgrading existing infrastructure, our accessories offer practical, high-quality solutions that make installation faster, safer, and more precise.

Products

Spacer Rings

Item no.	Description	Weight (kg)
SW51-100	Spacer Rings suit 940 liner – 100mm deep	60
SW51-150	Spacer Rings suit 940 liner – 150mm deep	90
SW52-100	Spacer Rings suit 1090 liner – 100mm deep	76
SW52-150	Spacer Rings suit 1090 liner – 150mm deep	114
SW53-100	Spacer Rings suit 1240 liner – 100mm deep	108
SW53-150	Spacer Rings suit 1240 liner – 150mm deep	162

Headwalls

Item no.	Description	Weight (kg)
SW57-225	Headwall to suit 225 pipe	385
SW57-300	Headwall to suit 300 pipe	385
SW57-375	Headwall to suit 375 pipe	385
SW57-450	Headwall to suit 450 pipe	385
SW57-525	Headwall to suit 525 pipe	770
SW57-600	Headwall to suit 600 pipe	770

Anchor Blocks

Item no.	Description	Weight
BA30	BLOCK, TIE DOWN, 500x500x560	336
BA31	BLOCK, TIE DOWN, 600x600x640	562
BA32	BLOCK, TIE DOWN, 700x700x700	871
BA33	BLOCK, TIE DOWN, 800x800x800	1,291
BA34	BLOCK, TIE DOWN, 900x900x930	1,760
BA35	BLOCK, TIE DOWN, 1000x1000x1000	2,496
BA36	BLOCK, TIE DOWN, 1100x1100x1100	3,310
BA37	BLOCK, TIE DOWN, 1200x1200x1230	4,150
BA38	BLOCK, TIE DOWN, 1300x1300x1300	5,477
BA39	BLOCK, TIE DOWN, 1400x1400x1400	6,821
BA40	BLOCK, TIE DOWN, 1500x1500x1500	8,640
BA41	BLOCK, TIE DOWN, 1600x1600x1600	10,382