Table of Contents
Understanding EPDM Tape Measurements
EPDM tape, specifically sized at 3/4 x 1, refers to its width and thickness measurements. In this case, the first numeral, 3/4, indicates the width of the tape, which is three-quarters of an inch. This width makes it suitable for a variety of applications, such as sealing and weatherproofing.
The second measurement, 1, represents the thickness of the tape, which is one inch. This thickness contributes to the tape’s strength and durability, making it ideal for both indoor and outdoor use. The combination of these dimensions allows for effective sealing in various environments.
Applications of EPDM Tape
EPDM tape is commonly used in roofing applications due to its excellent resistance to UV rays, ozone, and extreme temperatures. The 3/4 x 1 size ensures that it can fit into tighter spaces while still providing a robust seal against water leaks and air infiltration.

In addition to roofing, EPDM tape is also utilized in automotive industries for weatherstripping and sealing purposes. Its versatility allows it to conform to different surfaces, ensuring a tight bond no matter the application.
| Backing | Tightly sealed cell cellular rubber (EPDM) |
| Dimensions | Width: 20mm measurement; foam thickness: 3mm in thickness measurement |
| Tape Length | Single roll, 10m length |
| Color | Black |
| Volume density | Density roughly 180 kg/m³ |
| Adhesive | Acrylic |
Advantages of Using EPDM Tape
One of the primary advantages of EPDM tape is its longevity. The material is designed to withstand harsh environmental conditions, which means it can last for many years without deteriorating. This durability makes it a cost-effective solution for both commercial and residential projects.
Another benefit is its ease of use. The tape can be applied quickly and does not require any special tools or equipment. This simplicity allows users to complete their sealing tasks efficiently, saving both time and effort in the process.
