Description
Product Overview
SANITRO 48mm screw-on caps are essential replacement parts for plastic water dispenser jugs, crafted from high-quality plastic in a clean white color. Each cap measures 48mm in inner diameter and 50mm in outer diameter, with a round shape and foam liner to ensure a secure, leak-proof seal. This 3-pack is specifically designed for jugs with a 48-400 threaded neck finish, commonly used in 1, 2, 3, and 5-gallon sizes. The caps are lightweight at 0.352 ounces per piece and feature dimensions of 4.4 inches in length and width, making them easy to handle and store. Manufactured by water systems, these caps are not dishwasher or microwave safe, preserving their integrity and fit over time.

Usage
These SANITRO caps are ideal for home, office, or commercial settings where water dispensers are frequently used. They replace old or damaged caps on plastic jugs, ensuring hygiene and preventing spills. Target users include households, businesses, and facilities that rely on bottled water dispensers for drinking water. Before purchase, measure the inner diameter of your existing caps to confirm compatibility, as jug designs can vary by brand. Note that these caps are not suitable for snap-on cap systems or glass jugs, focusing solely on threaded plastic containers.
Why Choose Us
SANITRO caps stand out for their precise fit and durability, made from robust plastic that resists wear and tear. The foam liner enhances sealing performance, reducing the risk of leaks and contamination. With a high customer rating of 4.4 out of 5 stars from over 2,500 reviews, these caps are trusted for reliability and ease of use. They are backed by a straightforward design that aligns with industry standards, ensuring compatibility with a wide range of jugs without the need for tools or complex installation.
Key Features
- Foam liner for a tight, leak-proof seal on water jugs
- Compatible with 1, 2, 3, and 5-gallon jugs featuring 48-400 neck finish
- Durable plastic construction in white for long-lasting use
- Convenient 3-pack for easy replacement and spares
- Lightweight and easy to install without special tools
FAQ
What jug sizes are these caps compatible with?
These caps fit 1, 2, 3, and 5-gallon plastic water dispenser jugs that have a 48-400 threaded neck finish. Always measure your jug’s cap inner diameter to ensure a proper match.
Can I use these caps in the dishwasher?
No, these caps are not dishwasher safe. Hand washing is recommended to maintain the foam liner and plastic integrity.
Are these caps suitable for glass jugs?
No, they are designed only for plastic jugs and should not be used on glass containers to avoid fit issues or damage.
How do I know if my jug needs a 48mm or 53mm cap?
Measure the inner diameter of your current cap at the rim. If it is approximately 48mm (1-7/8 inches), this product is the correct choice; otherwise, select the 53mm size.
What is included in the package?
You receive three 48mm screw-on caps with foam liners, ideal for replacing multiple caps or keeping spares on hand.





APEC TDS Meter Water Quality Test Kit with Carrying Case 0-1999ppm
Fino Sugar Tongs Stainless Steel Coffee Color Dishwasher
Reviews
There are no reviews yet.