Climate & Comfort
$215.62lowest, at Amazon AU
We may earn a commission from links on this page, at no extra cost to you.
Buy at Amazon AUThe AC Infinity AIRTAP T4 is a wall-mounted register booster fan designed for 4 x 12 inch duct openings. According to the manufacturer, it automatically adjusts airflow when your HVAC system activates, with electronic vents that open and close to maintain comfort while blocking dust and pests. The brand says it features ten speed settings, an LCD display for temperature monitoring, and connectivity via remote, voice assistants, or mobile app for scheduling and alerts.
Features and specifications in this description are as the brand describes them.
The AC Infinity AIRTAP T4 is a register booster fan designed to fit 4 × 12 inch duct openings. It automatically responds to HVAC-driven temperature changes to improve airflow in rooms affected by hot or cold spots. The unit features electronic vents that open when the HVAC system activates and close when inactive.
The device includes an LCD display for monitoring room temperature and adjusting settings. It can be controlled via an included infrared remote, voice commands through Alexa or Google Home, or a companion app. It is powered by a brushless motor with dual-ball bearing fans.
App
Cord
Specifications are sourced from the manufacturer listing. Confirm details on the retailer's product page before purchasing.
Prices are indicative and in Australian dollars — confirm on the retailer's site.We may earn a commission from links on this page, at no extra cost to you. Read our full disclosure.
Reviews written by customers of the stores named on each review — not by NXT Smart Home, and not a test result.
100
customer reviews from AC Infinity (global store) and homedepot.com and 3 other sources
No overall score is shown under 20 reviews from Australian sources.
Customer reviews syndicated from AC Infinity (global store) and homedepot.com and 3 other sources. We do not edit them, and we cannot confirm the reviewers bought the product. They come from retailers in Australia and overseas, and each review says where it was posted; Australian sources are listed first and overseas ones may not reflect Australian stock, pricing or warranty.
The score and the star bars count only reviews from Australian retailers and the brand's Australian site. Overseas reviews, including the brand's global store, are shown but not counted.
Reviews may relate to a different variant, bundle or colour. Check the retailer's page for the exact item before buying.
This is my third Airtrap T4 I keep coming back because they work. My kids' rooms are above the garage and furthest from the furnace, and these fans have made a huge difference in both summer and winter. The app is very i ...
This review is from AC Infinity (global store)
Posted 2026-03-17T00:00:00.000Z
On 100°+ days, this fan makes a noticeable difference within just a few hours. The temperature probe lets it keep running even after the central air shuts down, pulling leftover cold air from the ductwork for extra cooli ...
This review is from AC Infinity (global store)
Posted 2026-04-17T00:00:00.000Z
This product has completely transformed our home's climate control. For years we relied on supplemental window AC units in both the master bedroom and my son's room due to persistent overheating, with noticeable temperat ...
This review is from AC Infinity (global store)
Posted 2025-11-17T00:00:00.000Z
Really great item. Easy to Use and Improves Airflow Year Round. The remote and phone app make setup super easy. Works well in both summer and winter as long as you set the temperatures correctly. Very easy to use just ma ...
This review is from AC Infinity (global store)
Posted 2026-03-17T00:00:00.000Z
I purchased this to cool a PC that’s enclosed in a cabinet, and it has worked perfectly. It keeps the airflow moving efficiently, and I haven’t had any temperature issues since installing it. The build quality feels soli ...
This review is from AC Infinity (global store)
Posted 2026-03-17T00:00:00.000Z
So far, so good! The unit was delivered today and has been set up for 3 hours now. We got it to cool our bedroom—this room is farthest from the main duct system and has a bay window on the west-facing wall. It’s always h ...
This review is from AC Infinity (global store)
Posted 2025-10-17T00:00:00.000Z
This product didn't have enough output to help my room heat, very noisy, and you can't return the item for refund unless it is completely undamaged and unscuffed, which is impossible to achieve when installing. Pictures ...
This review is from AC Infinity (global store)
Posted 2026-03-17T00:00:00.000Z
This is the best purchase we've made for our home when it comes to keeping an area cool or warm. I'm amazed at how well it works. We have an upstairs room that's one large open space with slanted ceilings. It used to be ...
This review is from AC Infinity (global store)
Posted 2026-04-17T00:00:00.000Z
Lowest price we recorded across Australian retailers, last 30 days.
We began recording on 17 Oct, so this shows 12 days so far. Prices are checked on retailer pages and can change at any time; confirm on the retailer's site.
Compare stock availability and AUD pricing across verified Australian retailers. Prices checked 16 October 2026 — confirm on the retailer's site.
