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John Guest Fittings

ACETAL Fittings have Nitrile/Buna O-Rings. For higher Chlorine resistance use POLYPROPYLENE Fittings with EPDM O-Rings, Black fittings inhibit UV.
Installation & Service Kit
Male Connector NPTF

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Call for John Guest®
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Installation & Service Kit

 Part #Description1+4+10+20+
 KIT-ISRKINSTALLATION & SERVICE KIT$213.01$177.51$159.76$149.11
 KIT-ISRKEINSTALLATION & SERVICE KIT BLACK$198.59$165.49$148.94$139.01

Male Connector

 Part #Description1+100+500+1000+
 PI010821S1/4″ JG X 1/8″ NPT – ACETAL GREY$.98$.82$.74$.66
 CI010821W1/4″ JG X 1/8″ NPT – ACETAL WHITE$.94$.78$.71$.63
 PP010821E1/4″ JG X 1/8″ NPT – POLYPRO BLACK$.99$.83$.75$.66
 PP010821W1/4″ JG X 1/8″ NPT – POLYPRO WHITE$.93$.78$.70$.62
 PI010822S1/4″ JG X 1/4″ NPT – ACETAL GREY$1.14$.95$.86$.76
 PP010822E1/4″ JG X 1/4″ NPT – POLYPRO BLACK$1.01$.84$.76$.67
 CI010822W1/4″ JG X 1/4″ NPT – ACETAL WHITE$1.08$.90$.81$.72
 PP010824W1/4″ JG X 1/2″ NPT – ACETAL WHITE$1.94$1.62$1.46$1.30
 PI010823S1/4″ JG X 3/8″ NPT – ACETAL GREY$1.49$1.24$1.12$.99
 CI010823W1/4″ JG X 3/8″ NPT – ACETAL WHITE$1.49$1.24$1.12$.99
 PP010823E1/4″ JG X 3/8″ NPT – POLYPRO BLACK$1.40$1.16$1.05$.93
 PP010823W1/4″ JG X 3/8″ NPT – POLYPRO WHITE$1.40$1.16$1.05$.93
 PI011221S3/8″ JG X 1/8″ NPT – ACETAL GREY$2.15$1.79$1.62$1.44
 PI011222S3/8″ JG X 1/4″ NPT – ACETAL GREY$1.62$1.35$1.22$1.08
 PP011222E3/8″ JG X 1/4″ NPT – POLYPRO BLACK$1.75$1.46$1.31$1.17
 CI011222W3/8″ JG X 1/4″ NPT – ACETAL WHITE$1.62$1.35$1.22$1.08
 PP011222W3/8″ JG X 1/4″ NPT – POLYPRO WHITE$1.60$1.33$1.20$1.07
 PI011223S3/8″ JG X 3/8″ NPT – ACETAL GREY$1.86$1.55$1.40$1.24
 PP011223W3/8″ JG X 3/8″ NPT – POLYPRO WHITE$1.75$1.46$1.31$1.17
 PI011224S3/8″ JG X 1/2″ NPT – ACETAL GREY$2.89$2.41$2.17$1.93
 PP011224E3/8″ JG X 1/2″ NPT – POLYPRO BLACK$2.72$2.27$2.04$1.82
 PP011224W3/8″ JG X 1/2″ NPT – POLYPRO WHITE$2.72$2.26$2.04$1.81
 PI011623S1/2″ JG X 3/8″ NPT – ACETAL GREY$2.50$2.08$1.88$1.67
 PP011623W1/2″ JG X 3/8″ NPT – POLYPRO WHITE$2.36$1.97$1.77$1.58
 PI011624S1/2″ JG X 1/2″ NPT – ACETAL GREY$2.70$2.25$2.03$1.80
 PP011624W1/2″ JG X 1/2″ NPT – POLYPRO WHITE$2.55$2.13$1.92$1.70
 PI012026S5/8″ JG X 3/4″ NPT – ACETAL GREY$3.73$3.11$2.80$2.49



Union Tee
Union Elbow

Union Tee

 Part #Description1+100+500+1000+
 PI0208S1/4″ JG – ACETAL GREY$2.13$1.77$1.60$1.42
 CI0208W1/4″ JG – ACETAL WHITE$2.13$1.77$1.60$1.42
 PP0208E1/4″ JG – POLYPRO BLACK$1.96$1.63$1.47$1.31
 PP0208W1/4″ JG – POLYPRO WHITE$1.96$1.63$1.47$1.31
 PI0212S3/8″ JG – ACETAL GREY$2.63$2.19$1.98$1.76
 CI0212W3/8″ JG – ACETAL WHITE$2.63$2.19$1.98$1.76
 PP0212E3/8″ JG – POLYPRO BLACK$2.39$1.99$1.80$1.60
 PP0212W3/8″ JG – POLYPRO WHITE$2.39$1.99$1.80$1.60
 PI0216S1/2″ JG – ACETAL GREY$3.18$2.65$2.39$2.12
 PP0216W1/2″ JG – POLYPRO WHITE$3.00$2.50$2.25$2.00

Reducing Tee

 Part #Description1+100+500+1000+
 PP30121208W3/8″ JG X 3/8″ JG X 1/4″ – POLYPRO WHITE$2.53$2.11$1.90$1.69
 PI301208S3/8″ JG X 3/8″ JG X 1/4″ – ACETAL GREY$3.39$2.82$2.54$2.26
 PP30120812W3/8″ JG X 1/4″ JG X 3/8″ – POLYPRO WHITE$2.55$2.12$1.91$1.70
 PI301612S1/2″ JG X 1/2″ JG X 3/8″ – ACETAL GREY$3.54$2.95$2.66$2.36
 PP301612W1/2″ JG X 1/2″ JG X 3/8″ – POLYPRO WHITE$3.34$2.78$2.51$2.23

Union Elbow

 Part #Description1+100+500+1000+
 PI0308S1/4″ JG – ACETAL GREY$1.67$1.39$1.26$1.12
 CI0308W1/4″ JG – ACETAL WHITE$1.67$1.39$1.26$1.12
 PP0308E1/4″ JG – POLYPRO BLACK$1.55$1.29$1.16$1.03
 PP0308W1/4″ JG – POLYPRO WHITE$1.55$1.29$1.16$1.03
 PI0312S3/8″ JG – ACETAL GREY$2.50$2.08$1.88$1.67
 CI0312W3/8″ JG – ACETAL WHITE$2.58$2.15$1.94$1.72
 PP0312E3/8″ JG – POLYPRO BLACK$2.36$1.97$1.77$1.58
 PP0312W3/8″ JG – POLYPRO WHITE$2.36$1.97$1.77$1.58
 PI0316S1/2″ JG – ACETAL GREY$2.98$2.48$2.24$1.99
Union Elbow

Reducing Tee

 Part #Description1+100+500+1000+
 PP30121208W3/8″ JG X 3/8″ JG X 1/4″ – POLYPRO WHITE$2.53$2.11$1.90$1.69
 PI301208S3/8″ JG X 3/8″ JG X 1/4″ – ACETAL GREY$3.39$2.82$2.54$2.26
 PP30120812W3/8″ JG X 1/4″ JG X 3/8″ – POLYPRO WHITE$2.55$2.12$1.91$1.70
 PI301612S1/2″ JG X 1/2″ JG X 3/8″ – ACETAL GREY$3.54$2.95$2.66$2.36
 PP301612W1/2″ JG X 1/2″ JG X 3/8″ – POLYPRO WHITE$3.34$2.78$2.51$2.23

Union Elbow

 Part #Description1+100+500+1000+
 PI0308S1/4″ JG – ACETAL GREY$1.67$1.39$1.26$1.12
 CI0308W1/4″ JG – ACETAL WHITE$1.67$1.39$1.26$1.12
 PP0308E1/4″ JG – POLYPRO BLACK$1.55$1.29$1.16$1.03
 PP0308W1/4″ JG – POLYPRO WHITE$1.55$1.29$1.16$1.03
 PI0312S3/8″ JG – ACETAL GREY$2.50$2.08$1.88$1.67
 CI0312W3/8″ JG – ACETAL WHITE$2.58$2.15$1.94$1.72
 PP0312E3/8″ JG – POLYPRO BLACK$2.36$1.97$1.77$1.58
 PP0312W3/8″ JG – POLYPRO WHITE$2.36$1.97$1.77$1.58
 PI0316S1/2″ JG – ACETAL GREY$2.98$2.48$2.24$1.99

Fixed Elbow

Part #Description1+100+500+1000+
PI480821S1/4″ JG X 1/8″ NPT – ACETAL GREY$1.47$1.22$1.10$.98
CI480821W1/4″ JG X 1/8″ NPT – ACETAL WHITE$1.47$1.22$1.10$.98
PP480821E1/4″ JG X 1/8″ NPT – POLYPRO BLACK$1.37$1.14$1.03$.92
PP480821W1/4″ JG X 1/8″ NPT – POLYPRO WHITE$1.37$1.14$1.03$.92
PI480822S1/4″ JG X 1/4″ NPT – ACETAL GREY$1.67$1.39$1.26$1.12
CI480822W1/4″ JG X 1/4″ NPT – ACETAL WHITE$1.67$1.39$1.26$1.12
PP480822E1/4″ JG X 1/4″ NPT – POLYPRO BLACK$1.74$1.45$1.31$1.16
PP480822W1/4″ JG X 1/4″ NPT – POLYPRO WHITE$1.58$1.31$1.18$1.05
PI480823S1/4″ JG X 3/8″ NPT – ACETAL GREY$1.98$1.65$1.49$1.32
CI480823W1/4″ JG X 3/8″ NPT – ACETAL WHITE$1.98$1.65$1.49$1.32
PP480823E1/4″ JG X 3/8″ NPT – POLYPRO BLACK$1.88$1.56$1.41$1.25
PP480823W1/4″ JG X 3/8″ NPT – POLYPRO WHITE$1.88$1.56$1.41$1.25
PI481222S3/8″ JG X 1/4″ NPT – ACETAL GREY$2.50$2.08$1.88$1.67
CI481222W3/8″ JG X 1/4″ NPT – ACETAL WHITE$2.50$2.08$1.88$1.67
PP481222E3/8″ JG X 1/4″ NPT – POLYPRO BLACK$2.08$1.73$1.56$1.39
PP481222W3/8″ JG X 1/4″ NPT – POLYPRO WHITE$2.08$1.73$1.56$1.39
PI481223S3/8″ JG X 3/8″ NPT – ACETAL GREY$2.75$2.29$2.06$1.83
PP481223E3/8″ JG X 3/8″ NPT – POLYPRO BLACK$2.13$1.77$1.60$1.42
PP481223W3/8″ JG X 3/8″ NPT – POLYPRO WHITE$2.13$1.77$1.60$1.42
PI482024S5/8″ JG X 1/2″ NPT – ACETAL GREY$3.85$3.21$2.89$2.57

Reducing Elbow

Part #Description1+100+500+1000+
PI211208S3/8″ JG X 1/4″ JG – ACETAL GREY$2.78$2.31$2.08$1.85
PP211208W3/8″ JG X 1/4″ JG – POLYPRO WHITE$2.60$2.17$1.95$1.74
PI211612S1/2″ JG X 3/8″ JG – ACETAL GREY$3.27$2.73$2.46$2.18
PP211612W1/2″ JG X 3/8″ JG – POLYPRO WHITE$3.23$2.69$2.42$2.15

Plug In / Stem Elbow

Part #Description1+100+500+1000+
PI220808S1/4″ X 1/4″ JG – ACETAL GREY$1.50$1.25$1.13$1.00
CI220808W1/4″ X 1/4″ JG – ACETAL WHITE$1.50$1.25$1.13$1.00
PP220808E1/4″ X 1/4″ JG – POLYPRO BLACK$1.80$1.50$1.35$1.20
PP220808W1/4″ X 1/4″ JG – POLYPRO WHITE$1.40$1.17$1.05$.94
PI221208S3/8″ X 1/4″ JG – ACETAL GREY$2.01$1.68$1.51$1.34
CI221208W3/8″ X 1/4″ JG – ACETAL WHITE$2.01$1.68$1.51$1.34
PP221208W3/8″ X 1/4″ JG – POLYPRO WHITE$1.91$1.59$1.43$1.27
PI221212S3/8″ X 3/8″ JG – ACETAL GREY$2.56$2.13$1.92$1.71
CI221212W3/8″ X 3/8″ JG – ACETAL WHITE$2.56$2.13$1.92$1.71
PP221212E3/8″ X 3/8″ JG – POLYPRO BLACK$2.36$1.97$1.77$1.58
PP221212W3/8″ X 3/8″ JG – POLYPRO WHITE$2.36$1.97$1.77$1.58
PI221616S1/2″ X 1/2″ JG – ACETAL GREY$3.06$2.55$2.30$2.04
PP221616W1/2″ X 1/2″ JG – POLYPRO WHITE$2.89$2.41$2.17$1.93

Union Connector

Part #Description1+100+500+1000+
PI0408S1/4″ JG – ACETAL GREY$1.47$1.22$1.10$.98
CI0408W1/4″ JG – ACETAL WHITE$1.47$1.22$1.10$.98
PP0408E1/4″ JG – POLYPRO BLACK$1.36$1.13$1.02$.91
PP0408W1/4″ JG – POLYPRO WHITE$1.36$1.13$1.02$.91
PI0412S3/8″ JG – ACETAL GREY$1.98$1.65$1.49$1.32
CI0412W3/8″ JG – ACETAL WHITE$1.98$1.65$1.49$1.32
PP0412E3/8″ JG – POLYPRO BLACK$1.84$1.53$1.38$1.23
PP0412W3/8″ JG – POLYPRO WHITE$1.84$1.53$1.38$1.23
PI0416S1/2″ JG – ACETAL GREY$2.30$1.91$1.72$1.53
PP0416W1/2″ JG – POLYPRO WHITE$2.17$1.81$1.63$1.45

Reducing Union

Part #Description1+100+500+1000+
PI201208S3/8″ JG X 1/4″ JG – ACETAL GREY$1.99$1.66$1.49$1.33
PP201208E3/8″ JG X 1/4″ JG – POLYPRO BLACK$1.88$1.57$1.41$1.26
PP201208W3/8″ JG X 1/4″ JG – POLYPRO WHITE$1.88$1.57$1.41$1.26
PI201612S1/2″ JG X 3/8″ JG – ACETAL GREY$2.70$2.25$2.03$1.80
PP201612E1/2″ JG X 3/8″ JG – POLYPRO BLACK$2.55$2.13$1.92$1.70
PP201612W1/2″ JG X 3/8″ JG – POLYPRO WHITE$2.55$2.13$1.92$1.70

Stem Adapter

Part #Description1+100+500+1000+
PI050821S1/4″ X 1/8″ NPT – ACETAL GREY$.51$.42$.38$.34
CI050821W1/4″ X 1/8″ NPT – ACETAL WHITE$.51$.42$.38$.34
PP050821E1/4″ X 1/8″ NPT – POLYPRO BLACK$.60$.50$.45$.40
PP050821W1/4″ X 1/8″ NPT – POLYPRO WHITE$.48$.40$.36$.32
PI050822S1/4″ X 1/4″ NPT – ACETAL GREY$.51$.42$.38$.34
CI050822W1/4″ X 1/4″ NPT – ACETAL WHITE$.51$.42$.38$.34
PP050822E1/4″ X 1/4″ NPT – POLYPRO BLACK$.54$.45$.41$.36
PP050822W1/4″ X 1/4″ NPT – POLYPRO WHITE$.48$.40$.36$.32
PI051222S3/8″ X 1/4″ NPT – ACETAL GREY$.63$.53$.48$.42
CI051222W3/8″ X 1/4″ NPT – ACETAL WHITE$.63$.53$.48$.42
PP051222W3/8″ X 1/4″ NPT – POLYPRO WHITE$.59$.49$.45$.40
PI051223S3/8″ X 3/8″ NPT – ACETAL GREY$.83$.69$.63$.56
CI051223W3/8″ X 3/8″ NPT – ACETAL WHITE$.80$.66$.60$.53
PP051223E3/8″ X 3/8″ NPT – POLYPRO BLACK$.80$.66$.60$.53
PP051223W3/8″ X 3/8″ NPT – POLYPRO WHITE$.75$.62$.56$.50
PI051623S1/2″ X 3/8″ NPT – ACETAL GREY$1.36$1.13$1.02$.91
PP051623W1/2″ X 3/8″ NPT – POLYPRO WHITE$1.23$1.02$.92$.82
PI051624S1/2″ X 1/2″ NPT – ACETAL GREY$1.36$1.13$1.02$.91
PP051624W1/2″ X 1/2″ NPT – POLYPRO WHITE$1.23$1.02$.92$.82

Stem Reducer

Part #Description1+100+500+1000+
PI061208S3/8″ X 1/4″ JG – ACETAL GREY$1.62$1.35$1.22$1.08
CI061208W3/8″ X 1/4″ JG – ACETAL WHITE$1.62$1.35$1.22$1.08
PP061208W3/8″ X 1/4″ JG – POLYPRO WHITE$1.52$1.26$1.14$1.01
PI061612S1/2″ X 3/8″ JG – ACETAL GREY$3.06$2.55$2.30$2.04
PP061612W1/2″ X 3/8″ JG – POLYPRO WHITE$2.90$2.41$2.17$1.93

Bulkhead Union

Part #Description1+100+500+1000+
PI1208S1/4″ JG – 0.67 – ACETAL GREY$2.80$2.33$2.10$1.87
CI1208W1/4″ JG – 0.67 ACETAL WHITE$2.56$2.13$1.92$1.71
PP1208E1/4″ JG – 0.67 – POLYPRO BLACK$2.64$2.20$1.98$1.76
PP1208W1/4″ JG – 0.67 – POLYPRO WHITE$2.64$2.20$1.98$1.76
PI1212S3/8″ JG – 0.83 – ACETAL GREY$3.65$3.04$2.74$2.44
PP1212E3/8″ JG – 0.83 – POLYPRO BLACK$3.45$2.87$2.59$2.30
PP1212W3/8″ JG – 0.83 – POLYPRO WHITE$3.45$2.87$2.59$2.30
PI1216S1/2″ JG – 1.06 – ACETAL GREY$6.23$5.19$4.68$4.16
PP1216W1/2″ JG – 1.06 – POLYPRO WHITE$5.31$4.43$3.99$3.54

Reducing Bulkhead Union

Part #Description1+100+500+1000+
PI121208S3/8″ JG X 1/4″ JG – 0.83 – ACETAL GREY$3.65$3.04$2.74$2.44
PP121208W3/8″ JG X 1/4″ JG – 0.83 – POLYPRO WHITE$3.30$2.75$2.48$2.20

Faucet Connector UNS Thread

Part #Description1+100+500+1000+
CI3208U7S1/4″ JG X 7/16″ NPT 24 UNS-ACETAL GREY$1.88$1.56$1.41$1.25
PP3208U7W1/4″ JG X 7/16″ NPT 24 UNS POLYPRO WHITE$2.01$1.67$1.51$1.34
CI3212U7S3/8″ JG X 7/16″ NPT 24 UNS-ACETAL GREY$2.09$1.74$1.57$1.40
PP3212U7W3/8″ JG X 7/16″ NPT 24 UNS-POLYPRO WHITE$2.07$1.73$1.56$1.38

Female Connector NPTF Thread

Part #Description1+100+500+1000+
PI450822S1/4″ JG X 1/4″ NPT – ACETAL GREY$2.30$1.92$1.73$1.54
PP450822E1/4″ JG X 1/4″ NPT – POLYPRO BLACK$3.12$2.60$2.34$2.08
PP450822W1/4″ JG X 1/4″ NPT – POLYPRO WHITE$3.12$2.60$2.34$2.08
PI451222S3/8″ JG X 1/4″ NPT – ACETAL GREY$2.64$2.20$1.98$1.76
PP451222W3/8″ JG X 1/4″ NPT – POLYPRO WHITE$3.23$2.69$2.42$2.15

Female Flare Connector FFL Thread

Part #Description1+100+500+1000+
PI4512F4S3/8″ JG X 1/4″ NPT – ACETAL GREY$2.06$1.72$1.55$1.38
PI4512F6S3/8″ JG X 3/8″ NPT – ACETAL GREY$2.52$2.10$1.89$1.68

Female Compression Fittings

Part #Description1+100+500+1000+
PP6008U9W1/4″ JG x 3/8” Comp [9/16-24un]$3.15$2.63$2.37$2.10
Part #Description1+50+250+500+
PSEI6012U93/8″ JG x 3/8” Comp [9/16-24un]$5.36$4.65$4.29$3.93

Stem to Hose Barb

Part #Description1+100+500+1000+
PI250808S1/4″ X 1/4″ – ACETAL GREY$.94$.78$.71$.63
PI251208S3/8″ X 1/4″ – ACETAL GREY$1.36$1.13$1.02$.91
PI251212S3/8″ X 3/8″ – ACETAL GREY$1.47$1.22$1.10$.98
PP251212W3/8″ X 3/8″ – POLYPRO WHITE$1.38$1.15$1.04$.92
PI251216S3/8″ X 1/2″ – ACETAL GREY$1.98$1.65$1.49$1.32
PP251216W3/8″ X 1/2″ – POLYPRO WHITE$1.87$1.56$1.40$1.25
PI251612S1/2″ X 3/8″ – ACETAL GREY$1.58$1.32$1.19$1.06
PP251612W1/2″ X 3/8″ – POLYPRO WHITE$1.49$1.24$1.12$1.00
PI251616S1/2″ X 1/2″ – ACETAL GREY$2.06$1.71$1.54$1.37
PP251616W1/2″ X 1/2″ – POLYPRO WHITE$1.85$1.54$1.39$1.23

Stem to Hose Barb Elbow

Part #Description1+100+500+1000+
PI290808S1/4″ X 1/4″ – ACETAL GREY$1.25$1.04$.94$.84
PI291208S3/8″ X 1/4″ – ACETAL GREY$1.58$1.32$1.19$1.06

Plug

Part #Description1+100+500+1000+
PI0808S1/4″ – ACETAL GREY$.42$.35$.32$.28
PP0808W1/4″ – POLYPRO WHITE$.39$.32$.29$.26
PI0812S3/8″ – ACETAL GREY$.68$.56$.51$.45
PP0812W3/8″ – POLYPRO WHITE$.63$.53$.48$.42
PI0816S1/2″ – ACETAL GREY$1.01$.84$.76$.68
PP0816W1/2″ – POLYPRO WHITE$.98$.82$.74$.66

End Stop

Part #Description1+100+500+1000+
PI4608S1/4″ JG – ACETAL GREY$.98$.82$.74$.66
PI4612S3/8″ JG – ACETAL GREY$1.22$1.02$.92$.82

Cross

Part #Description1+100+500+1000+
PI4712S3/8″ JG – ACETAL GREY$4.63$3.86$3.47$3.09

Two-Way Divider

Part #Description1+100+500+1000+
PI2308S1/4″ JG – ACETAL GREY$2.38$1.98$1.79$1.59
PP2308E1/4″ JG – POLYPRO BLACK$2.84$2.36$2.13$1.89
PI2312S3/8″ JG – ACETAL GREY$2.67$2.22$2.00$1.78
PP2312W3/8″ JG – POLYPRO WHITE$2.58$2.15$1.94$1.72

Three-Way Divider

Part #Description1+100+500+1000+
PI491612S1/2″ JG X 3/8″ JG (X3) – ACETAL GREY$6.08$5.07$4.56$4.06

U-Bend

Part #Description1+100+500+1000+
PIUB16S1/2″ JG – ACETAL GREY$6.49$5.41$4.87$4.33

Locking Clip

Part #Description1+100+500+1000+
PIC1808R1/4″$.14$.12$.11$.10
PIC1812R3/8″$.16$.13$.12$.11
PIC1816R1/2″$.16$.13$.12$.11

O-Rings

Part #Description1+100+500+1000+
CA-R08I-SJG 1/4″ EPDM$.10$.08$.08$.07
CA-R12I-SJG 3/8″ EPDM$.15$.12$.11$.10
CP-R08I-SJG 1/4″ NITRILE/BUNA$.11$.09$.08$.07
CP-R12I-SJG 3/8″ NITRILE/BUNA$.12$.10$.09$.08
CP-R16I-SJG 1/2″ NITRILE/BUNA$.15$.13$.12$.10
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