The Quiet Porch: Beating Rain Noise in SG Landed Homes

Hate the drum in storms? We rank the real fixes—from ACP solid roofs to insulation and smart detailing—so your outdoor space stays usable.

How to Reduce Rain Noise (Ranked Solutions)

Singapore storms can turn patios into drums. Here’s what actually works

1) Solid Aluminium (ACP) Roof — high impact

• Dense, rigid panels dampen impact noise better than thin sheets.

• Add insulation layer for maximum quiet.

• Good for driveways, patios and side linkways.

2) Insulation/Acoustic Underlay (add-on)

• Works under ACP or metal roofs to cut resonance.

• Also stabilises temperature slightly.

3) Detailing: Slope, Spans & Sub-frame

• Proper slope for drainage; avoid large unsupported spans.

• Tight, well-spaced sub-frame reduces panel “drum”.

4) Side Screens & Wind Management

• Many “noise complaints” are actually wind-driven rain hitting walls/floors.

• Side screens reduce splashback and echo.

5) Heavier-grade Polycarbonate (if you need daylight)

• Thicker, flat sheets help a bit—but still noisier than ACP.

FAQs

• Will insulation make it silent? No roof is silent, but ACP + insulation is the quietest common combo.

• Is glass quieter than polycarbonate? Usually, but consider weight, films and cleaning.

• Can I retrofit insulation later? Often, yes—depends on existing sub-frame.