The **Carlisle 3649700 Flo-Pac® Flo-Thru Brush** is a high-performance cleaning solution designed for commercial kitchens and vehicle maintenance, combining durability with gentle yet effective cleaning. Its **angled Dual Surface® block structure** allows for multi-angle application, ensuring thorough cleaning of hard-to-reach areas without damaging surfaces. The **flagged polystyrene bristles** are soft and scratch-resistant, making them perfect for washing vehicle exteriors, restaurant equipment, or any delicate finish. This brush also features a **Flo-Thru handle mechanism**, which promotes steady water flow through the bristles, reducing lather buildup and improving rinsing efficiency. The **durable plastic block** resists dents and scuffs, while the **handle hole** provides access to typically inaccessible surfaces, such as vehicle undercarriages or tight spaces in commercial kitchens. Weighing just **1.42 lbs**, this brush is lightweight yet sturdy, making it ideal for long cleaning sessions without fatigue. With a **1-year limited warranty**, it’s a reliable choice for businesses that demand both performance and longevity.