This gate fits standard 1-1/4" x 2 5/8" rectangle hole.

Features:
Designed for easy and quick installation for either PVC or aluminum pipe.
This gate fits Tex-Flo openings.
The new design allows for easier slide adjustments.
The spring tension is at the center for equal sealing at front and rear of the gate.
There is UV inhibitor added to help against the sun's ultra violet radiation.
The water flow for this gate = 90 GPM at 6 feet of head.