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RP4A SERIES
Reduced Pressure Valves
DESCRIPTION:
The APOLLOXPRESS® Model RP4A series Reduced Pressure
Backow Preventers with Press end connections provide
maximum protection against back-siphonage or backpressure
from substances that are hazardous to the potable water supply.
The top accessed modular check valve cartridges provide captured
springs, replaceable seats and reversible silicone seat discs. This
Made in America / 5 year factory warranty assembly features
APOLLOXPRESS® ball valves with stainless steel handles and
trim as standard and Leak Before Press® technology.
FEATURES:
• Fast, Reliable, Economical Press Installation
• Ridgid® XL Press Tool Compatible
• Leak Before Press® Technology
• Low pressure loss
• Easily removable modular check valve cartridge
• Captured stainless steel check springs
• APOLLOXPRESS® ball valves w/ SS handles & nuts standard
• Top-mounted test cocks for easy testing
• Modular Relief Valve
• No special tools required for servicing
• Made in USA, ARRA Compliant
PERFORMANCE RATING:
• Maximum Working Pressure 175 psi
• Temperature Range 33 ° F – 180 ° F
APPROVALS:
• ASSE 1013 - Horizontal (½”-2”),
• CSA B.64.4 - Horizontal (½”-2”)
• Backow assembly is approved by the Foundation for Cross-
Connection Control and Hydraulic Research at the University
of Southern California. APOLLOXPRESS® connections are
optional factory installed connectors on each end of the
approved assembly. - Horizontal (3/4” & 1”)
MATERIAL SPECIFICATIONS:
Part Name Material
Body, Caps, Ball Valve
Shutos,Test cocks
Cast Bronze C84400
Check Valve
Cartridges
Glass-Filled PPO
Springs 300 Series Stainless Steel
Seat Discs Chloramine-resistant Silicone
O-rings Chloramine-resistant EPDM
MODEL NUMBERING SYSTEM
4A XX  2 0 X  T2 F XX OPTIONS
Material Size
Blank - Standard 3 - 1/2” Blank - PR - APOLLOXPRESS
LF - Lead Free 4 - 3/4” NPT Testcock
5 - 1” (1-1/4” x 2”)
6 - 1-1/4” F -
7 - 1-1/2” SAE Testcock
8 - 2” (1/2” - 1”)
AIR GAP DEVICES
• AGD4A1 (1/2” – 1”)
• AGD4A112 (1-1/4” – 1-1/2”)
• AGD4A2 (2”)
DIMENSIONS IN
Part
Number
Size A B C D E F
Wt
(lbs)
4A203T2FPR 1/2” 13 7 -3/8 7-1/8 2-7/8 3-1/4 3-7/8 7.4
4A204T2FPR 3/4” 14-7/8 8-1/2 7-3/8 3-1/8 3-1/2 3-7/8 9.0
4A205T2FPR 1” 16 -7/8 9-1/2 8 3-1/4 4 4 13.0
4A206T2PR 1-1/4” 21-1/8 11-3/4 9-7/8 5-1/8 4-1/2 5-3/8 19.1
4A207T2PR 1-1/2” 22 11-5/8 9-7/8 5-1/8 4-1/2 5-3/8 22.5
4A208T2PR 2” 24-3/4 12-3/4 11 5-7/8 5 6 34.6
Not intended for potable water