What is recommended when making a window rescue to create a wider base?

Using parallel ladders is recommended when making a window rescue to create a wider base because it offers greater stability and balance during the rescue operation. By positioning two ladders side by side, firefighters can distribute their weight more evenly and have a larger surface area from which to work. This setup enhances safety for both the rescuers and the person being rescued, as it minimizes the risk of tipping or losing balance, especially in high-pressure situations where every second counts.

The wider base formed by parallel ladders allows for better accessibility to the window and enables multiple firefighters to assist in the rescue simultaneously. This setup can also help in handling the rescued individual more effectively, as the additional support aids in managing the load and provides more options for maneuvering.

In contrast, using a single ladder may not provide adequate support or stability, especially when a firefighter needs to reach over or assist someone out of a window. A rescue harness is important for safety but does not address the base width needed during the rescue operation. Lastly, limiting the operation to two firefighters may not ensure enough manpower or flexibility needed for effective rescue execution in dynamic situations.