Tecmark PT13130-03 Raised Cone Air Button - Beige S270T and also compatible with

S270T and also compatible with High-Rate sand filter models S170TSCPE

5" Orifice Eyeball Fitting - White

Hayward SPX1091F Wide Mouth Face Plate for Automatic Skimmers

It replaces the Pleatco PVT50

Fits with Sta-Rite PRC pool and spa aboveground cartridge filter system model PRC50

Tecmark PT13130-03 Raised Cone Air Button - Beige S270T and also compatible withThis air button supplies the air pressure used to control a variety of electrical devices. The air is transmitted through air tubing to activate an air switch, which in turn provides either on off or high speed low speed control of a variety of equipment such as a pump, a light, or an air blower. The PTI 3130 03 series requires a 3 4" hole for mounting with the included nut, and the end connector may be used with either 1 8" or 1 16" inside diameter