“UL Subject 1564:1999” has been added to your cart. View cart Home UL UL Subject 1637:2011 UL Subject 1637:2011$294.66 Original price was: $294.66.$147.00Current price is: $147.00. Standard for Home Health Care Signaling Equipment (Bulletin, 1/31/2011) Underwriters Laboratories , 01/31/2011 UL Subject 1637:2011 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 01/31/2011 Published:01/31/2011 Related products UL 507:1999 $155.31 Original price was: $155.31.$77.00Current price is: $77.00. Add to cart UL Subject 183:1999 $241.75 Original price was: $241.75.$120.00Current price is: $120.00. Add to cart UL Subject 2250:1999 $172.30 Original price was: $172.30.$86.00Current price is: $86.00. Add to cart UL Subject 1573:1999 $118.16 Original price was: $118.16.$59.00Current price is: $59.00. Add to cart UL Subject 2329:1999 $120.39 Original price was: $120.39.$60.00Current price is: $60.00. Add to cart UL Subject 252:1999 $149.22 Original price was: $149.22.$74.00Current price is: $74.00. Add to cart UL Subject 10:1999 $193.42 Original price was: $193.42.$96.00Current price is: $96.00. Add to cart UL Subject 181B:1999 $187.58 Original price was: $187.58.$93.00Current price is: $93.00. Add to cart UL 768:1999 $222.51 Original price was: $222.51.$111.00Current price is: $111.00. Add to cart UL Subject 1686:1999 $119.03 Original price was: $119.03.$59.00Current price is: $59.00. Add to cart