The SABdrain 707 provides the ultimate desirability for design and functionality of any drainage channel available to the civil construction market. The Class D rated channel and grate has been designed for situations that require accessibility for heavy commercial vehicles as well as being able to cater for the needs of highway use. Each of the SABdrain 707 cast iron heel guard grates are equipped with an 8 point security fixing system, to keep it rattle free from vehicular movements and secured from unauthorized access. See blog post here.