The flange diameter is 2-7/8"

Straight Adapter 1/2" IPS Female x 3/4" Male Garden Hose

The user-friendly micro-switch

Base Diameter is 2-1/4"

Retrofits All Hole Patterns

F-20 Recessed Linear LED, 10-30VDC, White Sea Tech The flange diameter is 2-7/8"F 20 Recessed Linear LED, 10 30VDC, White, Warm White LED, Dimmable An attractive recessed (flush mount) linear designed fixture, the F 20 boasts an array of high brightness Cree warm white LEDs delivering bright, wide angle illumination for task areas or general room lighting. If wired to a (normally open) single throw momentary switch and our Resolux 570 dimmer module, the F 20 provides convenient stepless dimming control. Installation is simple