Horizontal Emergency Roof Drain with Clamping Flange – Heated

Horizontal Emergency Roof Drain with Clamping Flange – Heated is intended for secondary emergency drainage of flat roofs. Its horizontal outlet, insulated polypropylene (PP) body and height-adjustable overflow inlet allow controlled discharge when emergency drainage is required. The drain incorporates a stainless-steel clamping ring for connection to a compatible waterproofing membrane.

This model includes an electric heating element for frost-sensitive applications.

Technical specifications

• HL model: HL64.1Safe
• Application: Emergency roof drainage
• Outlet orientation: horizontal
• Outlet sizes: DN75/DN110
• Body material: Polypropylene (PP)
• Waterproofing connection: stainless-steel clamping ring for connection to a compatible waterproofing membrane
• Installation height: 150 mm
• Inlet edge: Height-adjustable
• Leaf catcher: Dome strainer, approximately 262 mm diameter
• Inlet edge adjustment: 28–68 mm
• Heating: Electric heating element

Models and official HL technical drawings

Refer to the linked HL product pages for model-specific dimensions, rated flow capacities, and PDF technical drawings.