Estimate formaldehyde treatment against the SS 554 limit
Price a post-renovation formaldehyde treatment in Singapore and compare it with the SS 554 limit of 0.08 ppm. A 4-room HDB photocatalyst treatment is from S$328 to S$900. A 5-room or a 3 to 4 bed condo is S$450 to S$680. A landed home or office fit-out is S$680 to S$1,100. Bundling the treatment with the post-renovation clean saves S$80 to S$150. The page shows the passes, the risk note and a WhatsApp quote.
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Size, age of the carpentry, and who sleeps there
Peak off-gassing, in the first two weeks, is planned as three photocatalyst and scavenger passes. Older carpentry is two passes. The price stays inside the published band. The meter target is 0.08 ppm (0.1 mg/m³) over 8 hours.
| Flat | Treatment band | Passes |
|---|---|---|
| 3-room or 2-bed, moderate carpentry | S$300 to S$380 | 2, or 3 if the boards were installed this fortnight |
| 4-room with a full kitchen and three wardrobes | S$328 to S$900 | 2, or 3 in the first fortnight |
| 5-room, feature walls, full-height carpentry | S$450 to S$680 | 2, or 3 in the first fortnight |
| Landed or commercial fit-out | S$680 to S$1,100 | 2, or 3 in the first fortnight |
Homey Furnishing Pte. Ltd. UEN 202018148K. The reading is a calibrated digital meter compared with SS 554:2016 + A1:2021, not a SAC-SINGLAS laboratory certificate. New carpentry that needs an HDB permit is V On Construction Pte. Ltd. UEN 201611708H.
Passes, boards and the limit
Frequently Asked Questions
What does SS 554 say about formaldehyde?
SS 554:2016 + A1:2021 limits formaldehyde to 0.08 ppm, or 0.1 mg/m³, over 8 hours. The estimator states whether the untreated flat should be treated before a newborn or a pregnant mother sleeps there.
How much do you save by bundling the deep clean?
S$80 to S$150 against booking the clean and the treatment as two separate visits. A 4-room HDB photocatalyst treatment alone is from S$328 to S$900.