Backflow Insulated Cover Heater/No Heater:With Heater They also have drainage holes

They also have drainage holes to reduce water build up and allow light and air through

The geotextile fabric layer of the mat acts as a filter to keep dirt and debris from clogging

and other job site applications

These heaters meet the requirement of ASSE 1060 Class 1 for use as freeze protection

The Wall Drainage Mat is the ideal rain screen solution and facade vent

Backflow Insulated Cover Heater/No Heater:With Heater They also have drainage holesThis backflow insulated cover is an American made solution designed for optimal accessibility and protection. Featuring a lift off design, this cover allows easy access for testing and maintenance. It includes an ASSE Standard 1060 compliant drain flap to meet safety standards. To ensure freeze protection, pairing with Chromalox Heat Cable #30 is recommended, providing 90W of heating power. Constructed from marine grade aluminum and insulated with