Profile: Grainger Tubolt Ltd provides clamp products. Our Interclamp® Easyguard is a permanent freestanding handrails for both retrofit and new build. It eliminates the risk of future leaks associated with penetrative systems, and also weatherproofing costs. The system is flat footed and slides easily underneath rooftop obstructions, therefore providing minimal trip hazard. Our malleable iron galvanized slip-on pipe/tube fittings are used in hand railing, safety guardrails, fencing, racking, roof top fall prevention, pedestrian barriers and wheelchair access ramps.