SG Tampines Aircond Contractor Guide
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VOIS Pte Ltd

Updated 2026-07-11 · 1,654 reviewed · 130 listed · Scored from 78 Google reviews · How we rank ›

4.5(78) 77 composite score See reviews on Google ✓ Google-verified
Aircon Gas Top-Up & Chemical Overhaul

Google-verified78 Google reviews["Decades of experience"]

VOIS Pte Ltd
Service
Aircon Gas Top-Up & Chemical Overhaul
Reviews
78

What recent reviews say

Ten years of steady customers and five-star praise reflect strong technical depth, especially steam cleaning and repairs. Nick, Ching, Rana, Mamun, Naylin, and Lai earn specific mention for professionalism and care. Price transparency and honest workmanship stand out. A handful of recent reviews flag missed time windows, blocked communication during repairs, and one instance of paid services not rendered, offsetting the dominant pattern of reliable, thorough work.

For gas top-ups and routine maintenance, staff arrive on schedule and explain work clearly. Steam cleaning draws repeated compliments for removing odours and improving airflow. Repair jobs sometimes stretch across multiple visits (one customer praised patience through three site calls). The core tension: a company that excels at the work itself but stumbles on logistics, follow-up emails, and accountability when things slip.

Praised for
  • responsive staff and prompt scheduling
  • skilled technicians with patience and expertise
  • transparent pricing and honest quotations
  • thorough servicing and attention to detail
Watch-outs
  • poor communication and delays on updates
  • services charged but not delivered
  • inconsiderate parking and conduct
  • cooling performance issues after service
skilled-techniciansresponsivepunctualfair-pricinghonest-quotationclean-workwarranty-disputespoor-communicationrecurring-issues-not-fixed
Best for: households needing steam cleaning or long-term maintenance relationships
Think twice if: time-sensitive repairs or customers who prefer email and SMS updates over phone calls

Strengths

  • steam cleaning service with visible odour and mould removal
  • skilled technicians willing to revisit repairs until fixed
  • transparent itemised pricing
  • long-term customer retention over multiple years

Worth knowing

  • Named technicians praised: Nick, Tong, Ching, Rana, Lai, Mamun, Naylin, Ah Ching, Nora (customer service)
  • Steam cleaning service draws consistent praise for odour removal and dust control
  • One customer reports repair stretched across three site visits until fixed
  • Documented instances of missed time windows (4-6pm slots, updates only after customer phone-call follow-up)
  • One review: charged fees for unperformed services, non-refundable
  • One review: post-service cooling performance degraded across four units, mould growth noted
  • Long-term customer base: 10+ year relationships mentioned in multiple reviews

What reviews say by service

Aircon Repair
Technicians persistent and thorough, willing to revisit; some delays in scheduling updates and communication between appointments
Aircon Servicing & Maintenance
Regular service teams noted as reliable and responsive; one instance of cooling performance degraded post-service
Aircon Gas Top-Up & Chemical Overhaul
Gas top-ups handled promptly as part of routine maintenance; limited specific feedback on gas refill alone

How it compares

  • Rated 4.5 against a 4.61 average across the 54 aircon gas top-up & chemical overhaul businesses listed here.
  • Has more Google reviews than 72% of the businesses in this directory.

How we scored this

Scoring Method
Star rating 65
Review volume 82
Review recency 100
Review sentiment 61
Profile completeness 100
Verification 30

Rating breakdown

5
65
4
4
3
1
2
2
1
6

Common questions

Do you offer same-day repairs or emergency callouts?
No clear emergency callout commitment mentioned in reviews. Repair scheduling typically involves a diagnosis appointment, quote, and rescheduled repair, sometimes stretching days.
Is steam cleaning worth it for my AC unit?
Multiple customers report steam cleaning noticeably improves airflow, removes odours and mould, and revives cooling strength. Reviewers note it is chemical-free and valuable for allergies.
What happens if a technician doesn't show on the promised time slot?
One recent review reports a 4-6pm slot became 7.30pm arrival with no prior update; the customer had to call to confirm. No written policy mentioned in reviews.
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Last updated 2026-07-11