Legacy Platforms

FOUR, DF, and legacy platforms kept available for continuity, retrofit, and installed-base support.

Legacy product families remain relevant when the project depends on installed-base continuity, spare strategy, selective replacement, or modernization of existing utility architecture.

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WHY THIS PAGE EXISTS

Legacy platforms still matter when the installed base defines the decision path.

This page exists to separate specialized continuity programs from the main product narrative, helping buyers discuss support, retrofit, and replacement strategy without confusing the broader portfolio story.

Platform Project Context

Reference context for legacy-platform continuity decisions.

Use this page to discuss selective replacement, retrofit engineering, and installed-base support around legacy boiler platforms.

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Useful when the plant depends on continuity more than a full platform shift.
Supports spare, retrofit, and compatibility conversations.
Keeps specialized offers visible without weakening the flagship portfolio narrative.

Available support

Selective new supply for compatible scenarios
Retrofit engineering for legacy equipment
Spare part and lifecycle maintenance planning

Positioning

Legacy platforms are not featured in home conversion flow and are managed as specialized offerings.

Platform Image Views

Structured like alvo product pages: equipment view, engineering detail, field installation, and maintenance access.