Installation Help & Customer Care

Your vent, installed in 15 minutes. Help here if you need it.

A screwdriver, four screws, and this page. Follow the step-by-step guide, watch the video, or send us your order — our team replies within 24 hours.

No-hassle support 24-hour reply Lifetime guidance
15min
Average install time
4
Screws, that's it
<24h
Support response

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Three ways we help

Pick the fastest path to a finished install

Most homeowners are done before the coffee's cold. Here's where to start.

Follow the steps

Six clear steps with photos — from marking the holes to snapping it in place.

See the guide

Watch the video

Prefer to watch? A short, narrated walkthrough for each product type.

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Talk to a human

Stuck, missing a part, or unsure on sizing? Send your order — we reply fast.

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Green Vent Modern Air Vent Cover with included screws and tool
What's in the box

Everything you need is already included

Open the box, grab a drill, and you're ready. No trips to the hardware store.

Applies to Linear Slot Diffuser
  • Aluminum vent cover — rust-proof, powder-coated white
  • 4–5 matching screws, pre-counted
  • Alignment tool for clean louver spacing
  • Quick-start card with a link to this page

Sizing tip: Always measure your duct opening — not the old faceplate. Unsure? Send us a photo through the support form and we'll confirm your size.

How to Install

From box to finished wall/ceiling in six steps

No special tools. Just a marker, a drill, and the screws in your box.

Applies to Linear Slot Diffuser
Marking the screw hole locations
Step 1

Mark the screw holes

Hold the vent in place and mark where each screw will go.

Four marked spots on the duct opening
Step 2

You'll have 4 spots

Four marks in total — one near each corner of the opening.

Drilling small pilot holes
Step 3

Drill small pilot holes

Carefully drill a small hole at each of the four marks.

Placing the vent back on the wall
Step 4

Place the vent back

Line the vent up in the same position over the opening.

Securing the vent with screws
Step 5

Screw it in securely

Drive a screw into each pilot hole until the vent sits flush.

Adjusting the finished vent louvers
Done

Set your airflow

Slide the louvers to aim the air. That's it — you're done.

Prefer to watch it done? We filmed every step for you.

Watch the Video
Video Tutorials

Watch the install, start to finish

Short, narrated walkthroughs for each product. Pick the one that matches your vent.

Wall and ceiling vent cover install video 3:20
Wall / Ceiling

Standard Linear Slot Diffuser

Floor register install video 2:45
Floor

Standard Linear Slot Diffuser

Slim design slot diffuser install video 4:10
Wall / Ceiling

Slim Design Slot Diffuser

More Install Videos

Guides for our other product lines

Got a different Green Vent product? Pick yours below and watch the install.

Air Return Grille install video 3:05
For Return Air

Air Return Grille

Aluminum Floor Register install video 2:40
For Floor

Aluminum Floor Register

2 Way Floor Register install video 2:55
For Floor

2 Way Steel Floor Register

2 Way HVAC Register install video 3:15
For Wall / Ceiling

2 Way Steel HVAC Register

Air Conditioner Cover install video 2:30
For Outdoor

Air Conditioner Cover

YouTube

See all on our channel

Common Questions

Quick answers before you call

Measure the duct opening in the wall/ceiling or floor — width first, then height — not the old faceplate. The faceplate is always larger than the hole. If you're between sizes or unsure, send a photo through the support form and we'll confirm the right fit.

No. A drill (or screwdriver) and the screws already in your box are all you need. The alignment tool is included too. Most installs take about 15 minutes.

We'll ship the missing parts free. Just submit your order number through the support form above and select "Missing parts" — we'll have a replacement on the way.

No. Green Vent covers are lightweight aluminum with a white powder-coat finish — rust-proof and built to last a decade, even in bathrooms and kitchens.

Usually one screw is a touch tight or the opening has a burr. Back the screws out slightly, reseat the vent evenly, then tighten in a cross pattern. Still uneven? Send us a photo and we'll walk you through it.

Every Green Vent product is covered against manufacturing defects. If anything arrives damaged or fails in normal use, submit your order with "Warranty / replacement" and we'll make it right.

We're real people

Still stuck? We'll get you sorted.

Send your order through the form and a Green Vent specialist will reply within 24 hours — or reach us directly below.

Support hours
Mon–Fri · 9am–6pm ET
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Friendly help, every step of the way.