The Baxi 430 Combi 2.1 Boiler combines efficiency, convenience, and modern technology in a compact, lightweight design, making it suitable for versatile installation anywhere in your home.

With a 5-year parts and labour warranty, this boiler offers peace of mind and reliable performance. It operates seamlessly on both natural gas and LPG without requiring a conversion kit, ensuring adaptability for various setups. The pre-heated condensate trap minimizes the risk of freezing during winter, while the external analogue pressure gauge allows for easy self-maintenance, reducing the need for engineer call-outs.

Compatible with the Baxi uSense 2 smart thermostat, you can manage your heating remotely via a smartphone app, making it a perfect choice for modern living.

Product Details:

  • 430 combi 2.1 boiler 30kW
  • Lightweight design for flexible installation
  • Pre-heated condensate trap to prevent freezing
  • External analogue pressure gauge for easy maintenance
  • Smart thermostat compatibility
  • Works with natural gas or LPG, no conversion kit required
  • Heat output domestic hot water (DHW): 30kW
  • Max DHW flow rate: 12.2 l/min
  • Dimensions: H700mm x W395mm x D285mm
  • 5-year parts and labour warranty for peace of mind (terms and conditions apply)

Included in the Box:

  • Boiler
  • Wall hanging bracket
  • Temporary rigid filling link
  • Copper pipe tails
  • Literature & fittings pack

Additional Information:

  • Delivery service only to mainland UK. Some post codes excluded.

£4.99 Standard Delivery, or FREE on most orders over £99* (some exclusions apply)

£9.99 Next day delivery is available for orders places before 12 noon. Any orders placed for next day delivery after this time, will take 2 working days to be delivered.

Working/delivery days are Monday to Friday, deliveries will not normally be made Saturday or Sunday.

We offer a 30-day returns policy on on the majority of our items*, as long as the item is unused, undamaged and unopened**. We only ask that the postage is covered by yourself. 


* Please see our delivery page for further details on specific exceptions.

** Some products that are made to order or personalised cannot be returned.

***Exclusions apply for items shipped directly from our suppliers, and some big & bulky items may incur an additional charge. Please see our delivery page for full details. 

Boiler Specification
Brand Baxi
Model 430 Combi 2.1
MPN 7872836
Boiler Type Combi
Fuel Type Natural Gas/LPG
Height 700 mm
Width 395 mm
Depth 285 mm
Maximum Heat Output CH 25
Maximum Heat Output DHW 30
Maximum DHW Flow Rate 12.2
ErP Efficiency Rating A
Weight 29 Kg
Mounting Wall
Integral Expansion Vessel Size 7 l
Integral Automatic Bypass Yes
Frost Protection Yes
Filling Loop Included Yes
Colour White
Manufacturer Guarantee 5 Years (Terms & Conditions Apply)
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Baxi 430 Combi 2.1 Boiler Only

  • $1,124.34
  • (FREE UK Delivery)
Item in Stock   |   Usually dispatched within 24 hours
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Free UK Delivery on most orders over £99
Delivery Rates & Information

Delivery Options

Standard Delivery: £4.99 - Free for all orders over £99.*
Next Day Delivery: £9.99 - Available for orders placed before 12:00 PM (Noon).

Important Delivery Notes

Next Day Delivery Cut-off: Orders placed after 12:00 PM (Noon) using Next Day Delivery will be delivered within two working days.
Working Days: Our standard delivery and shipping days are Monday through Friday. We do not normally deliver on Saturdays or Sundays.

Easy 30-Day Returns

We want you to be happy with your purchase! We offer a 30-day returns policy on all items, provided the following conditions are met:
  • The item is unused and undamaged.
  • The item is returned in its original packaging.
  • The customer is responsible for the return postage costs.

Combining Your Order

We always strive to combine your order into a single delivery. However, your order may arrive in multiple shipments if it contains:
  • Items from different warehouses (Standard items).
  • 'Direct' items (These are shipped separately and directly from the supplier) and will arrive separately from other items in your order.

*Exclusions & Additional Charges

The following items may be excluded from standard shipping rates or may incur extra delivery charges:
  • Items Shipped Directly from Suppliers ('Direct' items).
  • Certain Large or Bulky Items.
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