User Guide
Table Of Contents
Page 10 FEBCO Model 850 / 850U (
1
/
2
" - 2")
FEBCO MasterSeries
®
(2
1
/
2" - 10")
Double Check
Assembly
Double Check
Detector Assembly
Reduced Pressure
Assembly
"N" - ShapeVerticalConventional In-Line
Model 870V Model 876V Model 880V
Model 870V Model 876V Model 880V
Model 850 Model 856 Model 860
For nearly half a century customers have looked to FEBCO for quality products, reliable low
headloss performance, and great value. Today, with the new FEBCO MasterSeries
®
designs,
FEBCO has once again taken the initiative with patented product innovations.
All 2
1
/
2
through 10" MasterSeries products include:
• Patented VectorCheck performance for low head loss
• Cast ductile iron bodies for lighter weight
• Lowest installed cost — Saves on labor and material
• Choice of cost-saving "N"-Shape designs, revolutionary vertical designs, or conventional in-
line designs.
Contact a FEBCO representative today for product literature and technical specifications on
FEBCO MasterSeries
®
backflow prevention products.
FEBCO PERFORMANCE, VALUE, AND QUALITY










