Get the right air conditioning now and pay it off over time with humm90 interest free finance. Get a fixed price from us first, then choose how you'd like to pay.
Like to pay your purchase off over time? humm90 is the Long Term Interest Free finance3 Mastercard® that you can also use to save interest every day.
From application to enjoying your new system, here's how humm90 works.
Apply online in minutes (you'll need to be over 18, a permanent Australian resident and earning over $25,000 p.a.).
Upon approval, you'll receive an SMS with important information about your humm90 account and a 4 digit code to accept.
To authorise the purchase, you'll need to enter the second 4 digit code SMSed to you.
Enjoy your purchase! You'll receive a welcome pack with your card within 10 days and monthly statements showing the minimum payment and due date.
You'll receive a humm90 Mastercard with a power stack of money saving features.
Get up to 110 Interest Free days1 on every tap, wherever, whenever and whoever you shop with.
Wrap purchases of $250 or more into an Interest Free instalment plan for a fee2.
Get Long Term Interest Free finance3 with key retail partners.
Shop all around the world with no foreign exchange fees.
The key numbers at a glance. Please read the important information below before you apply.
Annual fee1.
Interest for up to 110 days on purchases1 (26.30% thereafter).
Interest on humm90//WRAP repayment plans for up to 15 months2.
Interest on Long Term Interest Free finance3 at key retail partners.
1. Approved applicants only. Fees and charges apply, including a $99 annual fee that applies on account opening. Applicants who enter into their Credit Contract on or after 1 October 2024 will be charged a monthly fee of $9.95 instead of an annual fee, and existing customers will be transitioned on a rolling basis. T&Cs and minimum finance amount applies. Up to 110 days interest free and payment holiday can apply (excluding purchases we treat as cash advances), after which minimum monthly payments are required. Interest at the humm90 Purchase Rate (currently 26.30%) applies if purchase amount is not repaid within Interest Free Period or if other Interest Free Criteria are not met.
2. humm90WRAP allows you to convert humm90 Mastercard purchases of $250 or more to an Interest Free Instalment Plan. A fee applies, calculated as a percentage of the total amount payable on the card purchase selected. Total amount payable by 9, 12 or 15 equal monthly instalments. If you fail to pay a fixed monthly instalment, interest (calculated at the humm90 Expired Promotional Rate, currently 26.49% p.a.) is payable on that outstanding amount. Conversion to a humm90WRAP must take place within 30 days of eligible transaction. An eligible transaction does not include cash advances, balance transfers, interest, fees, charges, or commissions. All transactions converted to a humm90WRAP cannot make up 80% or more of your available credit limit.
3. Fees and charges apply, including a $99 annual fee that applies on account opening. Applicants who enter into their Credit Contract on or after 1 October 2024 will be charged a monthly fee of $9.95 instead of an annual fee, and existing customers will be transitioned on a rolling basis. T&Cs and minimum finance amount applies. For Long Term Interest Free purchases: Minimum monthly payments must be made by the due date each month, otherwise interest at the humm90 Expired Promotional Rate (currently 26.49%) applies. All fees, charges and interest rates are current as at June 2024 and subject to change - see humm90.com/au. humm®90 provided by humm Cards Pty Ltd ABN 31 099 651 877 Australian Credit Licence number 247415.
Mastercard is a registered trademark, and the circles design is a trademark of Mastercard International Incorporated.
Every installation starts with a free on-site visit and a fixed price in writing, so you know exactly what you're financing.
Can’t see your question? Talk to a technician, not a call centre.
You’ll need to be over 18, a permanent Australian resident and earning over $25,000 p.a. Approved applicants only.
You can apply online in minutes. Upon approval, you’ll receive an SMS with important information about your humm90 account and a 4 digit code to accept, then a second code to authorise the purchase.
Fees and charges apply, including a $99 annual fee that applies on account opening. Applicants who enter into their Credit Contract on or after 1 October 2024 will be charged a monthly fee of $9.95 instead of an annual fee. See the rates and fees and important information on this page, and humm90.com/au for full details.
Yes. Book a free on-site quote and we’ll give you a fixed, itemised price in writing, so you know exactly how much you’d like to finance before you apply.
humm®90 is provided by humm Cards Pty Ltd ABN 31 099 651 877, Australian Credit Licence number 247415.
Tell us what you need. We’ll visit, recommend the right system and give you a fixed price in writing, then you can choose how you’d like to pay.

Free, no-obligation quotes. No subcontractors, ever.
Tell us a little about your home and what you need. We'll come back with a clear, fixed price.
We only use your details to prepare your quote. No spam, ever.