Ferroli GS 20 Outdoor Preheat Gas Water Heater (WiFi)
Top of the GS 20 range — outdoor, built-in preheat, and WiFi app control.
Supplied and installed by us.
We source this unit and our HDB-licensed crew fits it — no juggling a separate seller and a handyman. One WhatsApp, one fixed quote, one team that's accountable for the whole job.
We'll confirm stock + bundle install if you need it. Most replies within minutes during work hours. Or add to cart and send a full order at once.
Installed by Singapore's most-reviewed home team.
You're not just buying the unit — our HDB-licensed crew fits it on the same quote, backed by the track record below.
- Faults? We come back
- We follow up after install
- 12-month workmanship warranty
Why we stock the Ferroli.
The Ferroli GS 20 OE BIP WiFi is the fully-loaded model in the GS 20 range: outdoor mounting, built-in preheat (BIP) for instant hot water at the tap, and WiFi app control to set the temperature from your phone. 20 L/min flow, no storage tank. Gas water heaters in Singapore must be installed by a PUB-licensed gas service worker — SparkFlow's team is licensed and HDB-compliant. WhatsApp us your gas type (PUB piped or LPG) and a photo of the current unit or install spot for a fixed supply + install quote.
Key features
- Built-in preheat (BIP) + WiFi app control
- Outdoor installation (model OE) — balcony or service yard
- 20 L/min high flow
- Runs on PUB piped town gas
