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Automated dust collection in a home shop with ductwork, blast gates, and GRIT controls

GRIT at Home

Automated dust collection for the home shop

You start the tool. The right blast gate opens. The collector runs. You keep working instead of walking across the shop to manage suction.

GRIT at Home coordinates tool detection, gate movement, and collector start through a local GRIT Hub. Retrofit the shop you already built. No subscription.

Keep your ductwork and compatible metal gate bodies. Start with two tools and add branches later.

The problem

You either run the gates, or you skip the collector.

Gate duty

Manual blast gates turn dust collection into a chore. Close one branch, open another, walk to the collector, start it, and repeat when you switch tools.

The quiet cheat

So the routine gets shortened. A gate stays open. The collector stays off. Fine dust hangs around, and the shop pays for a system it is not using consistently.

Automation should remove that interruption, not ask you to rebuild the shop.

How it works

Tool on → gate opens → collector runs.

The sequence happens locally in the shop:

  1. 01

    Tool starts

    A Trigger detects the tool drawing power.

  2. 02

    The Hub chooses the branch

    The GRIT Hub matches the tool to its dust-collection rule.

  3. 03

    Gate opens

    A Gate Control opens the correct duct branch.

  4. 04

    Collector runs

    A Collector Control starts the dust collector after the path is open.

  5. 05

    Keep working

    Off-delay rules let the line clear after the tool stops.

The Hub holds the rules on site. An internet outage should not stop the core tool-on → gate-open → collector-run sequence.

The parts that do the work

  • GRIT Hub: Coordinates the system and stores the local rules.
  • Tool Trigger: Reports that a tool has started.
  • Gate Control: Moves the blast gate on the tool’s branch.
  • Collector Control: Starts and stops the dust collector.
  • Power Bank: Supplies low-voltage devices on the gate run.

Want the gate details first? See how automated blast gates work.

Ready to start small? Build a two-tool starter system.

Retrofit

Keep the shop you already built.

GRIT is retrofit-first. Keep the tools, fixed ductwork, collector, and compatible metal blast-gate bodies. Add coordination through the Hub instead of replacing a working duct run.

A Trigger goes in line with the tool’s existing outlet. A Gate Control mounts to the branch gate. The Collector Control connects to the way your collector starts today.

Already using iVAC-style plastic gates?

For compatible iVAC-style gate bodies, the retrofit option is the GH-GC4001. Confirm the gate body and dimensions in the System Builder before ordering. Do not assume every gate or plug is interchangeable.

Start with two tools

You do not need to automate the whole shop on day one. Choose the two tools you use most, map each tool to its branch, and add more Gate Controls later.

A typical two-tool starter system is a modular parts list, not a single pack SKU. It runs about $1,215 before live pricing, based on the Hub, two Triggers, two Gate Controls, a Collector Control, and a Power Bank. Use the builder for the actual BOM.

What stays separate

Dust-collection automation is not a machine safety system. It does not replace machine guarding, a safety-rated stop, hearing or respiratory protection, code-compliant wiring, or a licensed electrician where one is required.

If little hands are around the shop, use the appropriate lock light and keep tool access controlled. GRIT’s core dust-collection sequence is not an access-control system.

Local control, no subscription

Automation that still works when the internet does not.

The Hub, devices, and rules communicate on site. You get the convenience of automatic response without making the dust-collection sequence depend on a cloud service.

  • No subscription for the core control sequence.
  • No requirement to replace compatible metal gates.
  • No requirement to automate every branch at once.
  • No claim that this is industrial access control.

FAQ

Automated dust collection FAQ

What is automated dust collection?

It is a coordinated system that detects when a tool starts, opens the correct blast-gate branch, and starts the dust collector in the right sequence. GRIT runs the core sequence locally through the GRIT Hub.

Is this an automatic dust collector?

It automates the dust-collection response around your existing collector. A Trigger identifies the running tool, the Hub selects the branch, a Gate Control opens it, and a Collector Control starts the collector. The collector itself remains your equipment.

Do I need one Trigger per tool?

In most setups, yes. A Trigger identifies tool activity so the Hub can run the correct dust-collection rule.

Do I need one Gate Control per tool?

You need one Gate Control for each branch you want to automate. The tool-to-branch map and gate compatibility determine the final parts list.

Do I need to rebuild my ductwork?

No. GRIT is retrofit-first. Keep your fixed ductwork and compatible gate bodies, then add actuation and coordination. If you are still on flex hose without branches, finish the duct and gate layout first.

Do I have to replace my metal blast gates?

Not in a compatible retrofit setup. GRIT is designed to add control to existing metal gate bodies. Confirm dimensions and fit in the System Builder before ordering.

Will it work with iVAC-style gates?

Some iVAC-style gate bodies can use the GH-GC4001 retrofit Gate Control. Confirm the specific gate body and size; do not guess.

Does automation require the internet?

No. The Hub runs the core sequence on site. Internet access may be useful for visibility or setup, but an outage should not stop the local tool-on → gate-open → collector-run behavior.

Does it require a subscription?

No. The core automation is designed to run locally in the shop without a subscription.

Do I need to automate the whole shop?

No. Start with two tools: the pair you run most often. Add branches later.

How much is a starter system?

A typical two-tool BOM is approximately $1,215, but this is not a fixed pack SKU. Voltage, amps, plugs, starter type, gate sizes, and live pricing can change the parts list. Use the System Builder for a current configuration.

Is this access control?

No. Dust-collection automation is separate from access control and machine safety. Follow your shop’s safety practices and use the appropriate lock light or other controls where needed.

CTA

Stop babysitting the collector.

Tell the System Builder which two tools you use, what your gate sizes are, and how the collector starts today. GRIT will use those details to build the compatible starting point.

Keep the duct. Keep compatible metal gates. Automate the sequence. Add the next branch when you are ready.