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Assess First. Recommend Second.

Baxi Megaflo Compact System

A Compact-generation system boiler guide for homes retaining stored hot water.

Baxi Megaflo Compact System system
Megaflo Compact System · Official Baxi product image. Any warranty badge is conditional. Manufacturer image source.

At a glance

Arrangement and fuel
System · Exact fuel configuration awaiting verification
Nominal output labels
Not independently verified
Casing dimensions
Not independently verified
Warranty position
Up to 7 years, subject to terms

Available outputs

CH means central heating; DHW means domestic hot water. Nominal model labels are shown separately from verified ratings. Gas CH maximum/minimum values use the non-condensing basis; a second maximum is shown only where a verified condensing rating is available. The source basis below controls the comparison. No missing value is calculated from another variant.

A complete manufacturer output table is unavailable for this family. No model or fuel configuration has been invented.

    Casing dimensions, installation clearances and output specifications depend on the exact model and generation. The current product page gives family-level dimensions but no complete variant table or installation manual; exact dimensions are withheld until confirmed against the manufacturer documentation during assessment.

    The current official product page confirms the family, cylinder compatibility and warranty but does not publish available output variants. Its linked installation manual returned 404. Output, fuel conversion and modulation details remain unavailable; this guide is excluded from automatic Finder shortlists until verified.

    Key features and benefits

    Baxi documents a stainless steel heat exchanger, brass hydraulics and cylinder compatibility. Its current product page advertises conditional seven-year cover.

    Who could this boiler suit?

    Megaflo Compact is the boiler family; Megaflo Eco is a separate cylinder range. The boiler name does not include a cylinder or establish hot-water flow.

    A system boiler may suit a home retaining or adding a separate hot-water cylinder. Assess storage volume, recovery, incoming water supply, controls and cylinder safety together. The boiler has no comparable instantaneous combi DHW flow rating.

    Warranty

    Up to 7 years, subject to Baxi terms, product eligibility, registration, commissioning and annual servicing. The eligible installation package is confirmed in your written quotation.

    Manufacturer warranty, SwiftHeat installation cover and qualifying Care+ services are separate. Keep the required registration, commissioning and service records. Your quotation confirms the exact terms before purchase.

    Manufacturer warranty information · Ongoing servicing

    Controls and compatibility

    Exact controller, wiring and generation must be checked against the manufacturer instructions; no universal smart-control compatibility is assumed.

    Only the verified fuel configurations are shown. LPG is not inferred from the Baxi brand name.

    Discuss heating controls

    Installation with SwiftHeat UK

    Assess gas supply, flue route, condensate disposal, heating water quality, controls and future service access. The casing dimensions alone cannot approve a cupboard installation.

    A same-arrangement replacement, relocation and conversion involve different work. SwiftHeat confirms the appliance and complete installation scope after survey. Assess First. Recommend Second.

    Frequently asked questions

    What do the Megaflo Compact System output numbers mean?

    The official product page does not currently expose a verified output table and its manual link was unavailable. SwiftHeat must confirm the exact variant with Baxi before recommending it.

    What warranty applies to Megaflo Compact System?

    Up to 7 years, subject to Baxi terms, product eligibility, registration, commissioning and annual servicing. The eligible installation package is confirmed in your written quotation.

    Can Megaflo Compact System be specified for LPG?

    No LPG configuration is included in this verified guide. Do not assume compatibility from another Baxi family. SwiftHeat must confirm the exact appliance and manufacturer instructions before proposing an LPG installation.

    Verified manufacturer information

    Checked 1 October 2026. Availability and terms can change; the exact appliance and current instructions are confirmed again at quotation.

    Official Baxi product photography and trademarks remain the property of their respective owners. Manufacturer warranty graphics do not confirm the eligibility of a SwiftHeat package.

    Installation and pricing

    The installed price for your selected boiler is confirmed after assessment. The quotation covers the appliance, controls, flue, system preparation and any required pipework. A conversion or relocation can have a different scope from a straightforward replacement.

    SwiftHeat’s general starting package

    New boiler installations from £1,790 inc. VAT apply to a qualifying standard, straightforward replacement: one bathroom, fewer than 10 radiators and a standard horizontal flue, subject to survey. Specification and warranty selection affect the final cost. This is a general starting offer and is not a price for every model in this catalogue.

    Read the starting-package conditions

    Humm finance

    0% options over 3, 6, 9 or 12 months through Humm Group Limited, subject to application, affordability, eligibility, approval and provider terms. Any applicable deposit, fees and repayment conditions are confirmed during your enquiry/application. Acceptance is not guaranteed.

    Finance terms and charges

    Qualifying Care+ installations

    Two free annual services and a Hive Mini are available on qualifying installations only. Every model is considered under the qualification rules; inclusion in this catalogue does not confirm eligibility. Ask us to confirm the offer in your quotation.

    Ask about Care+ eligibility

    Ongoing support

    Plan the maintenance your appliance requires and keep its service records. If you are considering replacement because of a fault, diagnosis can help establish whether repair is a suitable option first.

    Boiler servicing · Repair advice

    Installation pricing

    Price confirmed following assessment for this configuration. The general New boiler installations from £1,790 inc. VAT offer does not apply to every model or property.

    From or indicative prices remain provisional. SwiftHeat issues a written fixed quotation for the agreed scope after the appropriate property and installation assessment, technical checks and warranty-package verification. Remote information gathering may be suitable initially; a home survey is required where the necessary checks cannot be completed remotely.

    Your home comes first

    We assess heat loss, heating and hot-water requirements, water supply, controls and installation access before recommending an appliance. Bedroom count or a catalogue model number alone cannot establish the right boiler.

    Gas Safe registration 978273 · Serving Cardiff, South Wales and across the UK.

    Understand suitable boiler types · Start the Boiler Finder · Our installation assessment · Areas we cover