Seal the Deal: The Ultimate Uniseal Grommet for Your Tank Connection
The 1-1/2" Uniseal Grommet in white creates a secure, watertight seal for your tank fittings, accommodating 1.5" PVC Schedule 40 pipe with a 1.90" outer diameter. Designed for tank walls up to 3/8" thick, it installs easily with a 2.5" hole saw and is proudly made in the USA for lasting durability.---
1-1/2" Uniseal Grommet - White U150-W
This grommet will connect your PVC Schedule 40 pipe to your tank and create a seal on your tank that will last!
Fitting Specifications:
- Pipe ID - 1.5" (38mm)
- Pipe OD - 1.90" (48mm)
- Hole Saw size: 2.5" (63mm)
- Up to 3/8" Wall Thickness. (9mm)
Sold in Each and made in the USA
Installation tips: Measure twice and after cutting your hole, smooth out any rough edges to get the best seal.
| Color | White |
|---|---|
| Hole saw size (inches) | 2.5 |
| Hole saw size (millimeters) | 63 |
| Pipe inside diameter (inches) | 1.5 |
| Pipe outside diameter (inches) | 1.9 |
| Maximum wall thickness (inches) | 0.375 |
| Pipe inside diameter (millimeters) | 38 |
| Pipe outside diameter (millimeters) | 48 |
| Maximum wall thickness (millimeters) | 9 |
- What size pipe does the 1-1/2" uniseal grommet fit? The grommet fits a pipe with an inside diameter (ID) of 1.5 inches (38mm) and an outside diameter (OD) of 1.90 inches (48mm).
- What is the recommended hole saw size for installing this grommet? The recommended hole saw size for installation is 2.5 inches (63mm).
- How thick of a tank wall can this grommet accommodate? This grommet can accommodate tank walls up to 3/8 inch (9mm) thick.
- Is the 1-1/2" uniseal grommet made in the usa? Yes, this grommet is made in the USA.
- What are some installation tips for the uniseal grommet? It is recommended to measure twice before cutting the hole, and after cutting, smooth out any rough edges to ensure the best seal.
100% Authentic OEM Parts
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.


