Rotary Lasers
How to Set Up a Rotary Laser for Setting Out a Foundation
Get a foundation wrong and you don't find out until the brickwork starts telling you. Here's how to set up a rotary laser and set out a foundation right first time — the trade way.
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Best Laser Level for Groundworks and Civils
How to choose a laser level that stands up to groundworks and civils — the specs that matter outdoors, and which Grettz rotary laser fits your work.
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How to Set Falls for Drainage With a Rotary Laser
A practical guide to setting accurate drainage falls with a rotary laser, covering gradient calculations, the dual-grade method and the staff-and-receiver method.
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Dual Slope Rotary Laser: Grade, Fall and X/Y Explained
Dual-grade rotary lasers project a set gradient, not just a flat plane — essential for drainage falls, ramps and driveways. Here's how they work.
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How to Set a Datum Point on Site With a Laser Level
A datum is the single reference height every level on site is measured from. Here's how to establish one properly with a rotary laser and staff.
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How to Use a Rotary Laser Level: A Step-by-Step Guide for Site
A practical, step-by-step guide to setting up and using a rotary laser level on site — from levelling the tripod to reading grade with a receiver.
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