4″ Inspection Port White Lid Only

The 4″ White Inspection Port Lid by Nairn offers exceptional strength, durability, and watertight performance for demanding applications. Engineered with high-quality materials and precision manufacturing, Nairn’s lids ensure complete product integrity. Constructed from ABS plastic, the rims and colored lids provide robustness, while the clear lids, made from polycarbonate plastic, offer high transparency and impact resistance. Threaded lids are standard, except for model 36112, which features a snap-in lid. Enhance your marine or industrial setup with Nairn’s 4″ White Inspection Port Lid.

• Type: Boat Accessory
• High strength and durability
• Watertight performance
• ABS and polycarbonate construction
• Threaded and snap-in lid options