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We're passionate about saving you money. There are 4949 active voucher codes for you today.

Boxt Voucher Codes

Voucher codes for Boxt for September 2025

Save money when you shop online at Boxt with these voucher codes. The Boxt voucher codes shown on Money Saving Voucher Codes are active and can be used today.

There is 1 active and working voucher code for Boxt
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Upgrade your boiler and get a free smart thermostat worth up to £258.
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FREEHIVEMINI
Voucher Code expires 08/12/2025 at 23:59
Visit site and use voucher
Terms - The BOXT Free Hive Thermostat Mini promotion runs from 8th September 2025 10:00 to 8th December 2025 23:59. All orders must be placed during this period to qualify for the offer. Purchases made outside this period will not qualify for the promotion. Promotion is available on all BOXT new boiler fixed price orders and excludes any other products sold by BOXT. Full T&Cs here https://www.boxt.co.uk/spring-offer-free-hive-thermostat-mini-terms-conditions

How to use Boxt voucher codes

  1. Click on the code you wish to use, this will take you to Boxt site and copy the code for you.
  2. Add some items to your basket that will qualify for the discount.
  3. When you are ready head over to your basket and find the promo code box.
  4. Paste the discount code into the box to apply your savings.

About Boxt

BOXT is the UK's no.1 online boiler installation company. Over the years, they've expanded their product range to include high-quality solar panels, EV chargers, air conditioners, home storage batteries, and air-source heat pumps. Upgrade your home today.
Your Questions
How do I use a voucher code?

To use a voucher code, simply enter the code at checkout when making a purchase on the website or platform where the code can be redeemed
Are voucher codes only valid for a certain amount of time?

Voucher codes may have expiration dates, so it is important to check the terms and conditions of the code to determine its validity period.
Can I use more than one voucher code at a time?

It depends on the website or platform you are using. Some may only allow one code to be used per purchase, while others may allow multiple codes to be combine
How do I know if a voucher code is still valid?

Check the terms and conditions of the code (as shown on Money Saving Voucher Codes) or contact the website or platform to confirm if the code is still valid.  
Do voucher codes have any restrictions or exclusions?

Yes, voucher codes may have restrictions such as only being valid for certain products or a minimum purchase amount. Be sure to check the terms and conditions of the code.
Can I use a voucher code on sale items?

It depends on the website or platform, and the terms and conditions of the code. Some codes may only be valid for full-priced items, while others may be valid for sale items as well.
Are voucher codes only available for online purchases?

Not necessarily, some voucher codes may also be redeemable in-store as well.
How can I find new voucher codes?

You can find new voucher codes through various sources such as email newsletters, social media, and coupon websites.  We list new voucher codes here.
Can I share a voucher code with my friends and family?

It depends on the terms and conditions of the code, some codes may be for single use only, and others may be for multiple use.

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