SparkFlow Blog

Home care, made simple.

Practical, no-jargon guides for Singapore homeowners. Aircon, water heaters, plumbing, painting, post-renovation cleaning — written by the people who actually do the work.

LatestWater Heater

Water heater safety: what we told CNA after three family members died in the Jurong Lakeside flat

An elderly couple and their son died in their Jurong Lakeside flat after a wrongly-wired water heater overheated. CNA interviewed our director Benetton Chan about what went wrong and the safety checks every Singapore home should do. Possibly the most important read on this site.

Benetton — SparkFlow•20 May 2026•10 min read

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11 articles

Water Heater

Water heater leaking? Here's what's actually wrong (and what it costs to fix)

Spotted water under your storage tank or dripping from the instant unit? Don't panic, don't ignore it. The leak source tells you almost exactly what's wrong — and whether you're looking at a small repair or a replacement.

19 May 2026 · 6 minRead

Water Heater

What size water heater do you actually need? An HDB sizing guide

Tank too small? Cold showers by the second person. Tank too big? You're paying to heat water you'll never use. Here's the simple sizing maths most retailers won't bother explaining.

17 May 2026 · 5 minRead

Electrical

DB box upgrade in your HDB: when you actually need one (and what it costs)

If your HDB still has its original DB box from the 90s, you're probably one tripping episode away from needing an upgrade. Here's how to tell when it's time, what a proper upgrade includes, and what the price actually buys you.

15 May 2026 · 7 minRead

Electrical

How much does an electrician cost in Singapore? A transparent breakdown

Electrical pricing in Singapore is all over the place. Here's a transparent breakdown of typical jobs — from a $40 socket swap to a $1,200 DB upgrade — and what to ask when a quote feels off.

13 May 2026 · 6 minRead

Aircon

How often should you service your aircon in Singapore? (And why you really shouldn't skip it)

If your aircon hasn't been serviced in over six months, your unit is already losing cooling efficiency. Here's a no-nonsense schedule, what each type of service actually does, and the warning signs that mean it's time to book one.

12 May 2026 · 6 minRead

Ceiling Fan

KDK vs Fanco vs Crestar: choosing a ceiling fan for your Singapore home

We install all three brands every week. Here's the honest difference between KDK, Fanco, and Crestar — airflow, noise, warranty, price — and which one is right for which room.

10 May 2026 · 6 minRead

Water Heater

Instant vs storage water heater: which is right for your HDB?

If you're replacing a water heater, you're choosing between two very different products. Storage = a tank that warms up in 30 minutes. Instant = unlimited hot water but only one tap at a time. Here's how to pick.

8 May 2026 · 7 minRead

Ceiling Fan

Ceiling fan vs aircon: what actually saves you money on your SP bill?

Running an aircon all night is comfortable but expensive. Running a fan all night barely registers on your bill. Here's the actual maths on Singapore's electricity tariff, so you can make the call for your own home.

6 May 2026 · 5 minRead

Electrical

Why your HDB power keeps tripping — 5 real causes (and when to call an electrician)

Power tripping isn't random — it's your DB box trying to tell you something. Here are the 5 most common reasons HDB power trips, what you can safely check yourself, and when it's time to call a licensed electrician.

4 May 2026 · 6 minRead

Cleaning

The complete post-renovation cleaning checklist (Singapore edition)

Post-reno dust is fine, gritty, and stubborn — it settles into every drawer, vent and crevice. A regular cleaning won't catch it. Here's the room-by-room checklist we use, and how to avoid the rookie mistakes that just spread dust around.

28 Apr 2026 · 8 minRead