Zavepower Blog
Blog
Guides, tips and insights for spa owners
Hot Tub Energy Costs 2026: Cut Your Power Bill
Understand what drives your spa's electricity bill and how smarter heating schedules, better insulation, and intelligent water care can save you up to 80% each year.
Vintage Spa Smart Retrofit (2026)
Older spas can be brought up to modern standards without a full replacement. A practical guide to intelligent heating control and real-time water monitoring.
How Often to Test Spa Water? A Simple Schedule
A clear, usage-based testing schedule so you always know when to check your water — and what matters most.
Hot Tub Winter Costs (EU, 2026): Save Smartly
Cold weather dramatically increases spa heat loss. Here are the practical steps that make the most difference before and during winter.
Retrofit vs New Spa: A Practical Decision Guide
When does it make financial and practical sense to retrofit your existing spa, and when should you consider a replacement? A clear framework.
Spa Water Problems: Early Signs of pH/Chlorine Drift
Water quality issues rarely appear out of nowhere. Learn the early warning signs before they become expensive problems.
Off-Peak Hot Tub Heating: Scheduling That Saves
Most EU electricity plans have lower rates during off-peak hours. Here is how to build a simple heating schedule that takes advantage of them.