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Sub-Zero Appliance Repair in Boston, MA

Sub-Zero built-in refrigerators are the gold standard of luxury kitchens — and they deserve specialist care. Frostline technicians service Sub-Zero refrigeration across Greater Boston, from Newton to Back Bay, with precise diagnostics and quality parts.

Common Sub-Zero problems we fix

We service Sub-Zero built-in refrigerators, freezer drawers, wine storage, and undercounter units.

  • Ice maker not producing or leaking
  • Refrigerator or freezer temperature fluctuations
  • Excessive frost buildup
  • Condenser running hot or unit overheating
  • Water dispenser issues

Why choose Frostline for Sub-Zero repair

  • Same-day service — call before noon and we'll do everything we can to be there today
  • Upfront pricing — $125 residential / $150 commercial diagnostic, credited toward the repair
  • 90-day warranty on parts and labor
  • EPA 608 certified, licensed & insured
  • 4.9 stars from 151 Google reviews

Frequently Asked Questions

How much does Sub-Zero repair cost in Boston?

$125 for residential appliances, $150 for commercial equipment, and $185 for walk-in coolers, freezers, and ice machines. If you approve the repair, the diagnostic fee is credited toward the total.

Do you offer same-day Sub-Zero repair?

Yes. Call before noon and we'll do everything we can to be there the same day. Commercial clients get priority dispatch, including 24/7 emergency response.

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