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Free Shipping over $150 free shipping Excludes Window & Floor Coverings, and HVAC filters & pads.
Free Shipping over $150 free shipping Excludes Window & Floor Coverings, and HVAC filters & pads.

USI

USI (Universal Security Instruments, Inc.) makes the most innovative home protection solutions available today. Since founding in 1969, they have become one of the largest manufacturers of smoke and carbon monoxide alarms in the world. USI holds 11 patents on detection technologies, based on proprietary research into the science of fire and fire detection.

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You’ll be 100% happy or we'll make it right.

Speed

Most orders ship within one business day.

Selection

Thousands of items always in stock.

Service

25 years of personal service. Se Hable Espanol.

B2B

Your maintenance, repair & operations business partner.

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(Mon-Fri 7am-5pm MST)
Se habla espanol

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