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Master Valves: When to Install and How They Protect the System

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 […]

Hunter HCC-FPUP Hydrawise retrofit kit — HCC touchscreen faceplate, power module, and ribbon cable for upgrading ICC and ICC2 controllers

Upgrade Your Hunter ICC/ICC2 to Hydrawise HCC — Retrofit Guide

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 […]

Hunter Hydrawise HCC-FP Wi-Fi Replacement Facepack Panel (941500)

How to Replace a Bad Hunter HCC Facepack (941500) — Step-by-Step

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 […]

Hunter WR-CLIK wireless rain sensor mounted on house eave with aluminum wall bracket

How to Replace Your Hunter Wireless Rain Sensor (WR-CLIK-TR) — Full Guide

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 LumaKey wireless Luxor fixture assignment tool

FX Luminaire LumaKey Utility: Wireless Luxor Fixture Assignment Is Here

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 […]

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Pump Start Relays for Irrigation: Wiring and Safety Checklist

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. […]

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Backflow Preventers for Home Irrigation: Types and Testing Basics

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 […]

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PVC Schedule 40 vs Polyethylene Pipe for Irrigation Mains

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 […]

Terms & Conditions of Sale

PLEASE READ THIS DOCUMENT CAREFULLY. IT CONTAINS VERY IMPORTANT INFORMATION REGARDING YOUR RIGHTS AND OBLIGATIONS, INCLUDING LIMITATIONS AND EXCLUSIONS THAT MIGHT APPLY TO YOU.1. Agreement Scope: When you order products from the Big Irrigation Supply website, you agree to these terms. The supplier can change these terms without notice, and the most current version will be on the website.2. Order Acceptance and Cancellation: The supplier may accept, decline, or limit your order for any reason after receiving it. If your order is canceled after your card is charged, you will be refunded. Minimum order amounts apply and can change without notice. Customer cancellations will incur a credit card charge up to 4%.3. Pricing: Prices are subject to change and do not include taxes. Any taxes applicable will be added to the price, and you must either pay them or provide a tax exemption certificate.4. Payment Terms: Full payment is required before shipping, and you can pay online via credit card.5. Shipping and Risk: Ownership of the products transfers to you either when the products leave the supplier’s location or when they are delivered to your address, depending on the delivery method. You are responsible for shipping costs and must inspect deliveries for damage or discrepancies upon receipt.6. Warranties and Returns: Products are generally covered by the manufacturer’s warranty, details of which are provided in the product description or manufacturer’s website. Returns require prior authorization and must be made within specific time frames. A restocking fee may apply of up to 35%. Non-returnable items from Big Irrigation Supply specifically include all landscape lighting fixtures and transformers, as well as irrigation commercial controllers like MC-E and ACC2 models. Additionally, any items that are not regularly stocked or are special order items cannot be returned.7. Intellectual Property: The supplier owns any content, inventions, or intellectual property developed during the term of your agreement with them.8. Advertising and Liability: The supplier is not responsible for inaccuracies in product descriptions provided by their suppliers, nor for typographical or pricing errors. They also disclaim all implied warranties and limit their liability for any damages arising from the use of their site to the amount you paid for the products.9. Indemnification: You must defend and indemnify the supplier against any claims or damages arising from your use of the products, or any breach of these terms.10. Legal: The agreement is governed by the laws of Texas, and any disputes will be handled in Collin County, Texas, without a jury trial.11. Force Majeure: The supplier is not liable for delays or failures in delivery caused by circumstances beyond their control, such as natural disasters or labor strikes.12. Miscellaneous: If part of these terms is found to be unenforceable, the rest still applies. Provisions that by their nature should survive the termination of the agreement will do so.