Whether its for our Hi-capacity,Standard,Sidekick or any of our custom roof top grease containment systems. Genuine Omni Containment Systems absorbents are the ONLY absorbent replacement products that we will GUARANTEE against roof top grease discharge damage, when used as directed. Omni Containment Systems Replacement absorbents are engineered specifically for this purpose. Our Absorbent replacement products are manufacture using 100% recycled Hydrophobic materials and bio degradable grease neutralizers. This means that they ONLY absorb greases and oils not precipitation, making them much more effective efficient and environmentally friendly.