California, Arizona, Nevada, and Colorado all have mandatory smart irrigation requirements in 2026. This contractor guide covers what to specify on every Western US job to meet water restriction rules and qualify for utility rebates.


California, Arizona, Nevada, and Colorado all have mandatory smart irrigation requirements in 2026. This contractor guide covers what to specify on every Western US job to meet water restriction rules and qualify for utility rebates.

What a Master Valve Does A master valve sits upstream of zone valves and closes whenever no station runs. It can stop catastrophic leaks downstream if the controller commands it closed. When to Add One Sloped sites, high static pressure, and systems with history of stuck zone valves benefit most. Pair with flow sensing for […]

Your Hunter ICC or ICC2 has run rock-solid for years — but it can’t text you about a broken pipe, adjust to tomorrow’s rain, or let you tweak a schedule from your truck. The good news: you don’t have to scrap a perfectly good commercial controller to get all of that. Hunter’s HCC-FPUP retrofit kit […]

Your Hunter HCC commercial controller boots to a black screen, the touchscreen won’t respond, or it dropped off Hydrawise after a storm. Before you rip out the whole controller and re-pull every field wire, know this: on the HCC, the brains live in the removable facepack — and you can swap just that part. This […]

Your sprinklers ran through a rainstorm again — or your system hasn’t come back on in days. Either way, the culprit is almost always the same: a dead or miscommunicating Hunter Wireless Rain-Clik transmitter. The good news? Replacing it takes about 10 minutes and costs $68.45. This guide walks you through everything — how to […]

FX Luminaire just made life easier for every landscape lighting contractor in the field. The new FX Luminaire LumaKey™ Utility replaces the old Luxor Light Assignment Module with a faster, completely wireless solution — and you can get it now at Big Irrigation Supply. What Is the FX Luminaire LumaKey Utility? The LumaKey™ Utility is […]

Why a Relay Exists Controllers output low-voltage signals; pumps need high-voltage contactors. A pump start relay bridges that gap safely. Wiring Discipline Follow the pump and controller manuals exactly. Label commons, MV, and pump terminals to avoid cross-talk during service. Safety Hardware Lockable disconnects, proper grounding, and strain relief on flex protect technicians and homeowners. […]

Complete contractor installation guide for the Rachio 1″ wired flow meter (1004-EX) and wireless flow meter (WM-1000). Learn setup, leak alert configuration, and how to generate water usage reports for compliance audits.

Protecting Potable Water Irrigation systems can draw fertilizer or debris back into drinking water during pressure reversals. Backflow preventers stop that pathway. Common Residential Types Pressure vacuum breakers (PVB) are common where code allows; reduced pressure (RPZ) assemblies add protection where hazards are higher. Testing and Tags Most jurisdictions require annual certification. Keep tags on […]

Where PVC Shines Schedule 40 PVC is rigid, easy to solvent weld, and ideal for straight mainlines with predictable trenching. Where Poly Wins Polyethylene handles curves, rocky soils, and quick repairs with barbed fittings and clamps—common on laterals to valves. Depth and Code Follow local depth tables and separation from other utilities. Mark depth on […]