The SG511 Inline SprinkGUARD w/ SprinkLOCK plate is made to accommodate various supply lines and fitting sizes. The adjustable SprinkLOCK plate, when attached to the SG511, helps prevent the guard from rotating on the supply line and causing potential damage to the sprinkler head.

Attached directly to 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.

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

ESFR Inline Guard

Line Size

U Bolt Size

U-Bolt Sizing and Application
U-Bolt Sizing is measured by the Outside Diameter
1-3/8" W x 2-3/4" L x 1/4" thickness - for 1" to 1-1/4" Outside Diameter line size
2" W x 3-1/4" L x 1/4" thickness - for 1-1/2" Outside Diameter line size
2-5/8" W x 4-1/4" L x 1/4" thickness - for 2-1/2" Outside Diameter line size

Quantity	Price
1 - 99	$48.50
100 - 499	$48.00
500 - 999	$47.50
1000 - 9999	$47.00

Weight	1.07 lbs
Dimensions	5.75 × 3.5 × 5.18 in
Product Specifications	Material & Finish – Laser-cut, mild grade steel – Durable powder coat finish – Stainless Steel Available – Please contact us.

ThreadGuard tool

ThreadGuard tool

ESFR Inline Guard

Quantity Discounts

Hardware Specifications

Additional Information

Colored Guards