Backflow Enclosure - 800LU880-AL - Lift-Up Roof - Safe-T-Cover Heater/No Heater:Without Heater 95% of the mat is

95% of the mat is open and available for soil

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low maintenance

It is recommended to add two HCHS2000-120 Heaters with 4000W of heat to protect from freezing temperatures

Backflow Enclosure - 800LU880-AL - Lift-Up Roof - Safe-T-Cover Heater/No Heater:Without Heater 95% of the mat isThis American made backflow enclosure features a lift up roof design, one drain flab and removable door panels for easy testing, while having very small visual field impairment. We recommend adding a heater for protection in freezing temperatures. This durable and lockable enclosure is ASSE Standard 1060 Compliant.