Skip to content

Irritrol R1312 2 in. Diaphragm Assembly for 100 Series Valve

Brand: Irritrol
Save 27%
$136.92
$99.27
SKU R1312

Notify me when back in stock

Restore reliable sealing and zone control with the genuine Irritrol R1312 2 in. diaphragm assembly. Designed for Irritrol 100 Series (Century PLUS) 2" valves, this direct replacement part helps stop leaks and return older valves to dependable operation without replacing the entire valve.

  • Genuine Irritrol replacement: Direct-fit diaphragm assembly for 100 Series 2 in. valves (100P2) to ensure compatibility and performance.
  • Nylon‑reinforced EPDM construction: Double‑beaded, reinforced diaphragm material engineered for long-term sealing and resistance to wear.
  • Restores valve sealing: Replaces worn or damaged diaphragms to stop slow leaks, improve on/off response, and reduce wasted water.
  • Easy to service: Designed for straightforward bonnet access and replacement—no specialty tools required for routine swap-out.
  • Designed for 100 Series performance: Matches the 100 Series valve design and service features (models support typical system pressures up to the series rating).

Keep a small inventory of common spare parts like the R1312 to minimize downtime during routine irrigation maintenance. For safe replacement, shut off system water, relieve line pressure, and follow the valve manufacturer's instructions for bonnet removal and diaphragm installation. If you need further compatibility details or installation documents, consult the Irritrol 100 Series product literature or contact a qualified irrigation technician.

Reviews

Frequently Asked Questions

What valves is the R1312 diaphragm compatible with?
The R1312 is a direct-fit replacement for Irritrol 100 Series 2 in. valves (100P2) and equivalent Century PLUS models.
How difficult is replacing the diaphragm assembly?
Replacement is straightforward: shut off water, relieve pressure, remove the bonnet, swap the diaphragm, and reassemble. No specialty tools required.
What material is the replacement diaphragm made of?
The 100 Series uses a nylon‑reinforced EPDM double‑beaded diaphragm designed for durable sealing and wear resistance.

Add a FREE Pair of Gloves to Your Order

Spend $35+ Add a FREE Pair of Gloves to Your Order Select Your Size