Specifications – Accurate 1/2" BSPT Size:1/2 inch BSPT female thread end cap (not NPT). Connection Type is BSPT.suitable for closing the end of 1/2" male threaded pipes or fittings. To avoid size mismatch: this cap is not designed for 1/2" copper pipe or 3/4" sprinkler connections.

Reliable Material: sprinkler head cap Made from premium, non-toxic white PVC. Lightweight, durable, strong, and perfect for long-term indoor or outdoor use in irrigation and plumbing systems.

WIDE APPLICATION:Ideal for sealing off unused sprinkler heads, garden water lines, drip irrigation systems, or cold-water supply lines. Works with most 1/2" BSPT-based irrigation setups. Note: Not a nozzle cap and not compatible with all Rain Bird models (e.g., 1800 series uses a different thread standard).

Easy to Install :No special tools required. For best sealing ,this 1/2 PVC cap wrap 5–8 turns of sealing tape or use a rubber sealing ring on the male threads before tightening the cap to prevent leaks or blow-offs under pressure.

NOTICE:Maximum operating temperature of 140 degrees F,only for cold water system,Comes with 12 sprinkler end caps to meet most home and commercial needs. If you need a larger size, please choose the 3/4" version.