Review: The EKWB EK-XTOP Revo D5 RGB is a high-quality radiator that offers excellent performance and aesthetic appeal. The acetal version of the product is well constructed and provides good durability, while the plexiglass version adds an extra layer of protection to your system components. The PWM (Pulse Width Modulation) version of the EKWB EK-XTOP Revo D5 includes a sleeved pump that helps reduce noise levels in your system and provides better flow rates. The acetal version also comes with a sleeved pump, while the dual D5 serial version has two separate pumps for improved cooling performance. The EKWB EK-XRES 100 Revo D5 is another excellent product from this brand that offers great cooling capabilities and aesthetic appeal. The acetal version of the product is well constructed, while the PWM (Pulse Width Modulation) version includes a pump not included in the package. The EKWB EK-XRES 140 Revo D5 (Stand-Alone) is another high-quality radiator that offers excellent cooling performance and aesthetic appeal. The acetal version of the product is well constructed, while the PWM (Pulse Width Modulation) version includes a pump not included in the package. Overall, EKWB products are known for their quality and durability.