Pleatco PHG1836 DE Grid Replacement Filter is a DE filter replacement component from Pleatco Filters for compatible pool filtration equipment. This part is intended for systems using diatomaceous earth grids or related DE filter assemblies where proper sizing and port configuration are important for flow, sealing, and filtration performance. Match the item carefully against the existing part, plumbing size, equipment model, and service diagram before installation. Replacing damaged or worn DE components helps maintain water clarity, reduce bypass, and support normal filter pressure.Confirm the required grid size, square footage, full or partial grid position, and port orientation before purchase. DE filter systems may use several similar-looking grids within one tank, so matching the exact configuration is important for a secure fit and reliable operation. Genuine or listed Pleatco Filters replacement option for DE Filters & Parts applications Designed for matching by part number, equipment model, and physical configuration Useful for repair, rebuild, routine maintenance, or replacement service Compare size, voltage, color, connection type, and model details before ordering Professional installation is recommended whenever electrical, gas, pressure, or code-sensitive work is involved