This document is the instruction manual of the SP1048-99A main drain system, which mainly introduces the features and usage of the product.
This document is the Owner's Guide for the Hayward SP1048AV anti-vortex main drain, designed for use in vinyl liner, fiberglass, concrete, and gunite pools. It provides essential safety information regarding the prevention of bather entrapment and specifies the correct installation procedures for different pool types.
The guide includes a model comparison chart for various Hayward main drain sizes and descriptions, outlines specific installation steps for mounting rings and gaskets, and references compliance with ASTM/ANSI Standard A112.19.8M. It also highlights the recommendation to use the Hayward Main Drain Accessory Kit SP1048RKIT to reduce the risk of entrapment or evisceration.
| Open Area (Standard Cover) | 13 sq. in. |
|---|---|
| Open Area (Anti-Vortex Cover) | 7 sq.in. |
| Cover Rating | 148 GPM |
| Anti-Vortex Rating | 108 GPM |
| Standard | ASTM/ANSI Standard A112.19.8M |
Hayward recommends the use of its Main Drain Accessory Kit SP1048RKIT to reduce the risk of entrapment or evisceration.
You must use ONLY the correct Hayward stainless steel screws to secure the cover.
With anti-vortex type outlets, entrance velocities may be increased to six feet (6) per second.