The SNZ Blog

How to Calculate Bedding and Spoil for a Pipe Trench

Top 5 Estimating Mistakes Plumbers Make (And How to Avoid Them)

Rainwater Tanks for New Homes – BASIX Compliance & Sizing 2025

Backflow Prevention: When RPZD Is Required & Tundish Setup

Fire-Rated Penetrations for Plumbers – Collars, Wraps & Mastic Basics

Fire Hose Reels & Hydrants – When Required in Class 2 & 3 Buildings

Pipe Bedding & Trench Width: The 75 mm Rule & Why It Matters

Grease Traps for Commercial Kitchens – Sizing & Compliance 2025

Rainwater Reuse: Toilets, Laundry & Garden Taps – National Rules & BASIX Wins in 2026

Testing Plumbing & Drainage Systems – What’s Mandatory in NSW 2025

Isolation Valves: Where They’re Mandatory & Why Quarter-Turn Ball Valves Win

NDIS SDA Plumbing Requirements – Class 3 Dwellings 2025 Guide

Fire-Rated Penetrations for Plumbers – Collars, Wraps & Mastic Basics

How to Size Hot Water Systems Correctly – Avoid Cold Showers in Large Homes

The New 2025 Flexi Hose Rules – Why Every Quote Just Went Up $80–$250

Bushfire-Resilient Plumbing: New Clauses in NCC B4D6/B6D6 and AS/NZS Impacts – For High-Risk Areas, with Estimating Tips for Materials

Top Factors Driving Up Plumbing Estimates in 2025 (And How Homeowners Can Save)

The Cheapest Estimate Is the One That Costs You Most

How to Estimate Plumbing Costs for Residential and Commercial Projects

What’s the Best Way to Deal with Unreliable Workers?

How Do I Know If I’m Charging Too Much or Too Little for Plumbing Work?

How Do I Keep My Team Motivated and Productive?

How Do I Compete with Cheaper Plumbers Who Undercut Me?

What Do I Do If the Builder Rejects My Variation Claim?

Should I Subcontract Plumbing Work or Keep Everything In-House?

How Do I Train Apprentices Without Losing Money?

How Do I Price Plumbing Variations Properly?

How Do I Prevent Employees from Leaving and Starting Their Own Business?

How Do I Manage Delays and Unexpected Problems on-Site?

How Do I Find and Hire Reliable Plumbers for My Business?

How to Actually Market a Plumbing Business

How Do I Handle Builders Who Delay Payments for Months?

You're Working Hard. Are You Actually Making Money?

How Do I Win Tenders for Large Plumbing Projects?

How Do I Stop Underquoting and Losing Money on Jobs?

How Do I Set the Right Pricing for My Plumbing Services?

How Do I Reduce Paperwork and Admin Time in My Plumbing Business?

How Do I Handle Pricing Pressure from Builders Who Want Lower Quotes?

How Do I Get Repeat Customers for My Plumbing Business? 🔄🔧

How Do I Factor in Inflation and Price Increases Into My Quotes?

How to Actually Work Out Overheads in Your Plumbing Business

What’s the Fastest Way to Do Takeoffs from Drawings?

How Do I Save Time on Plumbing Estimates?

Should I Invest in Plumbing Estimating Software?

How Do I Handle Clients Who Keep Asking for Free Extras?

Should I Hire More Plumbers or Stay Solo?

Should I Charge Hourly or Fixed Rates for Plumbing Jobs?

How do I manage multiple plumbing projects at the same time?

How Do I Deal with Slow-Paying Clients?

How Do I Avoid Bad Clients Who Don’t Want to Pay?

How Do I Avoid Pricing Mistakes That Eat Into My Profit?

What Are the Biggest Mistakes That Cost Plumbers Money?

How Do I Track and Manage Job Expenses Effectively?

How Do I Reduce Plumbing Material Costs?

Why Are My Plumbing Quotes Getting Rejected?

Why Am I Not Making Enough Profit on Plumbing Jobs?

What’s the Difference Between Domestic, Commercial, and Industrial Plumbing Estimates?

What’s the Best Way to Estimate Plumbing Labor Costs?

The Honest Truth About Plumbing Estimating Software

What Should I Include in a Plumbing Estimate?

Should I Lower My Prices to Get More Jobs?

How Do I Price Emergency Plumbing Jobs?

How Do I Handle Plumbing Variations Without Disputes?

How Do I Get More Referrals from Builders and Clients?

How Do I Compete with Cheaper Plumbers?

How Do I Build a Strong Reputation as a Plumber?

How Do I Avoid Losing Money on Plumbing Jobs?

How Do I Price a Plumbing Job Correctly?

How to Win More Plumbing Tenders