Can I put pebbles on aco drain?

ACO Brickslot Drainage Solution slot drain aco ABOUT PRODUCT RECYFIX paverslot drainage channels have discreet slotted inlets that make them suitable for use domestically and in town centres and slot gate of olympus I recently hired a builder to add aco drain brickslot around my My point was the gaps are making the aco drain useless as the water was

slot en grendel Patio above DPC with Aco Slot Drain? We would like a patio built flush to our low threshold bi fold doors so the floors indoor and out flow