The ThreadGUARD is designed to thread directly into the fire suppression system and offers ultimate protection for sprinkler heads from inadvertent activation by foreign objects. Our industrial-strength ThreadGUARD can be used with upright and pendent sprinkler heads. The ThreadGUARD comes in 1/2" x 1", 3/4" x 1" & 1/2" x 3/4" sizes to accommodate the sprinkler head. If you have questions, please contact us and we will help you choose the guard for your application.

• Built to withstand the impact of virtually any hazard

• Threads directly into the supply line, preventing contact with the sprinkler head

• Heavy-duty, laser-cut welded steel

• Strength and durability make guards a one-time purchase

• Engineered and manufactured in the USA

Please review this guard's specific Product page to verify classification and application.

Please select the ThreadGUARD base size according to your fitting & sprinkler head measurements. Please note, the fitting must be 1 size larger than the sprinkler head for our guard to thread into the fitting.

TG134: Requires 1″ NPT fitting & 3/4″ NPT sprinkler head.

TG112: Requires 1″ NPT fitting & 1/2″ NPT sprinkler head.

TG3412: Requires 3/4″ NPT fitting & 1/2″ NPT sprinkler head.

 SprinkGUARD can also custom design guards to meet your specific specifications and unique application.

International Orders:

For additional help with shipping or international orders, please reach out to our customer service team at: 800-486-1723