Hot Box - N-Pattern Valve Dual Aluminum Heated Enclosure - HB4FN-D - HA040066045 parking stops These single sided subsurface filters

These single sided subsurface filters are used for retaining walls

These socks are more efficient and easier to install than straw wattles or commonly used silt fences

This heater meets the "damp" requirement of ASSE 1060 Class 1 for use as freeze protection

Erosion control socks can be installed on top of the ground and trenching is not required

The mats can keep the soil safe

Hot Box - N-Pattern Valve Dual Aluminum Heated Enclosure - HB4FN-D - HA040066045 parking stops These single sided subsurface filtersQuick & Easy Installation Modular design with a maximum of 4 tongue and groove sections. Easy Access Lightweight removable doors can easily be removed by one person (sizes 3" and up). Superior Freeze Protection Depending on the size, quality boardstock or foam insulation protect equipment from freezing. Where applicable wall mounted heaters are installed above the discharge point to provide better long term performance and safety. Finish options