The Challenge: The South Central Connecticut Regional Water Authority faced a problem with off-gassing from sodium hypochlorite that rendered its feed pumps ineffective. Pumps would lose prime, run dry and fail to deliver disinfectant chemicals when needed most,…

Katharos Biogas Plant was struggling with recurring failures in its digestate return system. The problem was fixed with a progressive cavity pump engineered specifically for high solids with high-pressure service.

At Roto Pumps, we have always stood by the quality of our pumps and spare parts. Yet, even the most robust equipment experiences wear under rigorous and prolonged use. The challenge isn’t to deny wear—it’s to understand it…

If you’ve ever faced the challenge of moving sludge cake, you know it’s not just another pumping job — it’s a test of endurance. Thick, sticky, and often unpredictable, sludge cake can bring ordinary pumps to their knees.…