What two items must all dry pipe enclosures have?

In the context of dry pipe enclosures, having heat and light is essential for ensuring operability and safety. Heat is necessary to prevent the water inside the pipes from freezing, which could otherwise lead to pipe failure and system malfunction, especially in colder climates. Maintaining a temperature above freezing point is crucial for the effective operation of the sprinkler system.

Light serves an important role during maintenance and operational checks. Adequate lighting allows technicians to clearly see and assess the condition of the dry pipe system, ensuring any potential issues can be easily identified and addressed.

While ventilation, insulation, and fire suppression are important in various contexts related to fire protection systems, they do not specifically address the critical needs of dry pipe enclosures as well as heat and light do. Thus, the combination of heat and light is fundamental for the functioning and safety of dry pipe fire suppression systems.