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BuyingExpert answer · 1 min read

How do I assess the truck-mounted vacuum equipment on a duct cleaning business?

Inspect the unit under load, not just parked: watch it run, listen for strain, check hoses, filters and the engine, and read its service history. Ask who maintains it and what has been replaced. Then consider an independent mechanic’s opinion, because this one machine often carries most of the business’s capacity.

In a truck-mounted setup, the vacuum, the engine that powers it and the vehicle are three separate things to inspect. Ask the seller for purchase records, service invoices and any repair history. A machine with regular, documented service usually tells a better story than one with gaps.

Arrange a live demonstration. Watch it start, run and shut down, and check suction at the hose end. Inspect hoses, filters, collection bins and seals for wear. Have a qualified mechanic or equipment technician assess it, and ask what they would expect to replace soon. Ask about backup capacity. If the machine fails mid-season, can the business borrow or rent another, and for how long can it keep serving customers? Look at the way the seller handled past breakdowns. Confirm ownership and financing. Equipment that is financed, leased or used as security should be identified before you agree on what is included. Your lawyer can search for claims on it.

Think about replacement timing. An older unit may be fine, but you should budget for the day it is not. Your accountant can help you consider financing options.

Key takeaways

  • Watch the vacuum work under load and have an independent technician examine it.
  • Read the service history for regular upkeep and gaps.
  • Confirm ownership, financing and backup options before you count the unit as included.
  • Ask what backup capacity exists if the vacuum fails mid-season, and how the seller handled past breakdowns without losing customers.

Sources

This answer is checked against primary sources. Links were last confirmed on the dates shown.

  1. 01
    Business Development Bank of CanadaGovernment
    Equipment valuation: How to do it
    bdc.ca·Checked Oct 24, 2026
  2. 02
    Business Development Bank of CanadaGovernment
    How to conduct due diligence when buying a business
    bdc.ca·Checked Oct 21, 2026
  3. 03
    Business Development Bank of CanadaGovernment
    What are the steps to buying a business?
    bdc.ca·Checked Oct 21, 2026

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