Product Overview

The Hayward 1.5" Plastic Threaded Winter Plug with O-Ring | SP1022C is a reliable pool fitting seal designed to help protect pool plumbing during winterization and routine maintenance. This threaded plug fits standard 1.5" pool fittings and helps prevent water from entering return lines, suction fittings, drain openings, and other compatible threaded connections.

Built from durable plastic and supplied with a rubber O-ring, this plug creates a secure, watertight seal without complicated installation. It is a practical seasonal maintenance item for both pool professionals and homeowners preparing pools for cold-weather shutdowns.

Use this Hayward threaded winter plug to help reduce the risk of freeze damage, leaks, and unwanted water intrusion in pool plumbing lines.

Ideal For

• Pool winterization
• Sealing 1.5" threaded pool fittings
• Pool return and suction line protection
• Filter drain and equipment fitting applications
• In-ground and above-ground pool maintenance
• Pool service technicians and winter closing kits
• Replacing worn, cracked, or missing winter plugs

Specifications

Key Features

1.5" Threaded Plug

Designed to fit standard 1.5" threaded pool fittings, including many return, suction, drain, and equipment fitting applications.

O-Ring Included

Comes with a rubber O-ring to help create a secure, watertight seal and reduce the chance of leaks.

Durable Plastic Construction

Made from strong plastic designed to withstand pool chemicals, seasonal use, and outdoor equipment conditions.

Helps Protect Pool Plumbing

Seals plumbing openings during winterization to help prevent water from entering lines and causing freeze-related damage.

Easy Hand-Tight Installation

Installs quickly without special tools, making it convenient for seasonal pool closing and routine maintenance.

OEM Hayward Quality

A genuine Hayward fitting accessory designed for dependable fit and performance.

Benefits

Helps Prevent Freeze Damage

By sealing pool fittings during winterization, this plug helps protect plumbing lines from water intrusion and freezing expansion.

Creates a Secure Seal

The included O-ring improves sealing performance and helps reduce leaks around threaded fittings.

Simple Seasonal Maintenance

Easy to install and remove, making it a useful item for pool closing, opening, and service work.

Cost-Effective Pool Protection

A small replacement part that can help prevent costly plumbing and equipment damage during the off-season.

Useful for Pool Pros and Homeowners

Great for service trucks, winterizing kits, retail parts shelves, and pool owners who maintain their own equipment.

Customer-Facing Q&A

Q: What is the Hayward SP1022C used for?

A: The Hayward SP1022C is a 1.5" threaded plastic plug with O-ring used to seal pool fittings during winterization and maintenance.

Q: What is the SKU for this product?

A: The SKU is HPPSP1022C -H.

Q: What is the UPC / barcode?

A: The UPC / barcode is 0610377045421.

Q: What size fitting does this plug fit?

A: This plug is designed for standard 1.5" threaded pool fittings.

Q: Does this plug include an O-ring?

A: Yes. It includes a rubber O-ring to help create a watertight seal.

Q: Is this used for winterizing a pool?

A: Yes. This plug is commonly used during pool winterization to seal fittings and help keep water out of plumbing lines.

Q: Can this be used on both in-ground and above-ground pools?

A: Yes. It can be used on compatible 1.5" threaded fittings for both in-ground and above-ground pool systems.

Q: Is this plug reusable?

A: Yes, it may be reused if the plastic threads and O-ring remain in good condition. Replace it if the plug is cracked, stripped, or the O-ring is worn or damaged.

Q: Do I need tools to install it?

A: No. This plug is designed for simple hand-tight installation. Do not overtighten, as that may damage the threads or O-ring.

Q: Should I lubricate the O-ring?

A: A light coat of pool-safe silicone lubricant can help protect the O-ring and improve sealing performance.

Installation Notes

• Turn off pool equipment before installing or removing winter plugs.
• Confirm the fitting size is 1.5" threaded before use.
• Inspect the O-ring for cracks, flattening, or damage before installation.
• Apply a small amount of pool-safe silicone lubricant if needed.
• Thread the plug in by hand until snug.
• Do not overtighten.
• Check the seal during winterization to confirm the fitting is properly closed.
• Replace damaged plugs or O-rings before pool closing.