---
title: Furnaces
…89 unchanged lines
- "Installation/O&M instructions and startup checklist"
- "LP conversion kit and qualified-installer certification"
−default: "Furnace product data (configuration, fuel, input/output, efficiency, vent category)"
+default:
+ - "Furnace product data (configuration, fuel, input/output, efficiency, vent category)"
```
…533 unchanged lines
default: "One set of replacement filters per furnace"
```