Caleffi 127 FlowCal™ 1" NPT male compact automatic flow balancing valve.

• DZR low-lead brass body
• Patented anti-scale, low noise polymer FlowCal™ cartridge
• Max. working pressure: 232 psi (16 bar)
• Temperature range: 32 - 212°F (0 - 100°C)
• Max. percentage of glycol: 50%
• Differential pressure control ranges: 2 - 14, 2 - 32, 4 - 34, 5 - 35 psid
• Flow rate: 16 fixed flow rate settings ranging from 0.5 - 10 GPM
• Flow accuracy: ±10%

Meets requirements of ANSI/NSF 372-2011. Certified to Low Lead Laws and listed by ICC-ES for use in accordance with the U.S. and Canadian plumbing codes.
US Patent 7,246,635 B2

Select desired flow rate in the chart below to complete full product code. Select last three digits of the product code in the dropdown above before adding to cart. (No restrictions)

GPM	Last 3 digits of product code	Differential Pressure Control Ranges (psid)
½	G50	2 - 14
¾	G75
1	1G0	2-32
1 ½	1G5
2	2G0
2 ½	2G5
3	3G0
3 ½	3G5
4	4G0
4 ½	4G5
5	5G0
6	6G0	4 - 34
7	7G0
8	8G0
9	9G0	5 - 35
10	10G