Flex Tools

Custom Watercooling Since 2002 · Same-day dispatch on in-stock parts before 2 PM MST

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Fittings
Rigid Fittings
All rigid fittings 1/2in OD 12 mm OD 14 mm OD 16 mm OD Couplers Rigid Fitting Bundles

Flexible Fittings
All flexible fittings Metric Flex SX (Imperial)Barbs & Clamps Tubing & Fitting Bundles

Rotaries & Extensions
All rotaries & extensions Rotaries Extensions Splitters Elbows Multi Rotary

Plugs & Flow
All plugs & flow Stops & Plugs Drain Valves Filters Drains & Fillports Pressure Relief & Testing Flow Indicators Temp Sensors

Order Fittings
Replacement Parts & Tools
All replacement parts & tools Rigid O-Rings & Caps Flexible O-Rings & Caps Rigid to Flex Inserts Revolver Removal Tool Allen Wrench Fitting Pliers

All fittings
Tubing
PETG
All petg 3/8 in ID x 1/2 in OD 1/2 in ID x 5/8 in OD 10 mm ID x 14 mm OD 12 mm ID x 16 mm OD

Acrylic
All acrylic 10 mm ID x 14 mm OD 12 mm ID x 16 mm OD

Glass & Metal
All glass & metal Rigid Glass Rigid Metal

Flexible
All flexible Anti-Kink Coils 3/8 in ID x 1/2 in OD 3/8 in ID x 5/8 in OD 7/16 in ID x 5/8 in OD 1/2 in ID x 3/4 in OD Tubing & Fitting Bundles

Tools & Kits
All tools & kits Rigid Tools Flex Tools Complete Kits: Tubing, Fittings, Bending

B-Stock
All b-stock Flexible PETG

All tubing
Fluids
Ready to Use
All ready to use Vue: Unique Visuals Ice: Low Conductive Opaque: Non-Transparent Pure: Performance

Concentrates & DIY
All concentrates & diy True: Transparent True: Non-Transparent Base DI Water Intensifier Dyes Silver Coil Liquid Utopia

Prep & Protect
All prep & protect Rad Clean Cleaning Prep Kit: New System Cleaning Prep Kit: Existing System PrimoPrep: Show Prep SysPrep: Everyday Prep System Reboot: Loop Redo System Soap

Filling Tools
All filling tools Fill Syringes Fill & Mix Bottles Funnels & Fillports

Which Fluid Do I Need?
All fluids
Pumps & Reservoirs
Reservoirs
All reservoirs No Pump D5 Pump Installed DDC Pump Installed D5 Pump Ready (add your own pump)Mounting End Caps Internal Breaks Replacement Tubes Replacement Rings

Pumps
All pumps D5 Pumps DDC Pumps Pump Tops Mounts & Accessories

Distribution Plates
All distribution plates Universal Case Specific Port Adjustments

All pumps & reservoirs
Radiators & Fans
EXIMO SX - Custom Colors
All eximo sx - custom colors Single Fan: 120 mm Dual Fan: 240 / 280 mm Triple Fan: 360 mm Quad Fan: 480 mm

Bykski & Granzon
All bykski & granzon Single Fan: 80 / 120 / 140 mm Dual Fan: 80 / 240 / 280 mm Triple Fan: 80 / 360 mm Quad Fan: 80 / 480 mm Nine Fan: 1080 mm External

AIO & External
All aio & external 80 mm AIO 120 mm AIO 240 mm AIO 360 mm AIO 480 mm AIO

Fans
All fans 120 mm x 25 mm Covers Screws Grills

Accessories
All accessories Hardware Packs M3 Screws M4 Screws Mounting Brackets PrimoChill Emblem

All radiators & fans
Water Blocks
Intel CPU Blocks
All intel cpu blocks Core Ultra 200S 12th / 13th / 14th Gen 10th / 11th Gen 6th to 9th Gen HEDT X-Series

AMD CPU Blocks
All amd cpu blocks Ryzen 7000 / 8000 / 9000 Ryzen 1000 to 5000 Threadripper

GPU NVIDIA
All gpu nvidia RTX 50 RTX 40 RTX 30 RTX 20 GTX 1660 GTX 1060 / 1070 / 1080

GPU AMD
All gpu amd RX 9000 RX 7000 RX 6000 RX 5000 Intel Arc

Data Center & Server
All data center & server GPU Blocks CPU Blocks Fittings & Tubing Rack Units AIO Kits Server CPU: Intel Server CPU: AMD Server GPU: AMD

Block Accessories
All block accessories DDR / SSD Heatsinks Temp Sensors CPU Mounting GPU Mounting GPU Brackets SLI / CF Bridge Blocks Block Cables

All water blocks
Cases & Tools
Open Air & Test
All open air & test Praxis WetBenches Praxis WetBench Parts Praxis WetBench SX Parts Bykski & Granzon Chassis

Case Parts
All case parts Molding & Trim Feet Rivets SSD / HDD Brackets

Lighting
All lighting 5V A-RGB Strips & Control 12V RGB Strips & Control Loose LEDs Vandal Switches Switch Cables

Install & Control
All install & control Flow & Filling Noise & Dust Thermal Cut & Bend Cutters Bending Tools Fitting Install & Removal

All cases & tools
Bundles & Kits
Deals