Our planter box drain combo with uPVC adjustable slotted riser with top access cap and cast iron vertical body grey enamel coated with plastic grate for maximum drainage, three weep holes and three stainless steel lock down bolts.
- Plastic grate for maximum drainage reducing the risk of large volumes of water sitting at the base of the planter box
- Cast iron as per BS 1452 Grade 180, AS 1830/T80
- PVC riser is able to be cut to the desired height of the planter box
- Plastic grate also acts as a clamp ring water proof membrane