SPP Pitless Units

The Merrill Manufacturing SPP Pitless Unit is a clear well type pitless, no-lead water well adapter engineered for durability, watertight sealing, and long-term reliability. Designed for contractors and water well professionals, this pitless unit ensures easy installation, serviceability, and superior performance in demanding applications. Key Features & Benefits: Certified No-Lead Construction – Meets PAS-1, PAS-2, PAS-97, ASSE 1093, and Illinois code requirements 100% Pressure Tested – Ensures a guaranteed watertight seal and long-lasting performance Stainless Steel Adjusting Nut – Corrosion-resistant and easy to operate for servicing Positive Mechanical Seal – Reliable sealing system for secure water flow and protection Full Diameter Access to Well – No internal obstructions for easier installation and maintenance Large Spud Gasket Seal – Provides superior sealing around casing penetration Multiple Connection Options – Available with threaded, plain end, or compression couplings Support Plate Design – Safely holds pump weight, reducing risk during operation Cable Slot in Support Plate – Allows pump servicing without cutting cable Simple Disengagement System – Scan drain lateral line from well without pulling the pump Stainless Steel Discharge Elbow Option – Enhanced corrosion resistance and longevity Watertight Cap Compatibility (WC/WCB) – Meets well cap standards for secure installations Applications: Water well systems Residential and commercial well installations Contractor and wholesale distribution use Why Choose Merrill SPP Pitless Units? Built for professionals who demand reliability, Merrill’s SPP Pitless Units deliver long-term performance, simplified maintenance, and code-compliant installation—making them a trusted solution across the water well industry.