Conservatory vs Extension vs Garden Room
| Conservatory | Extension | Garden Room | |
|---|---|---|---|
| Typical cost | \u00a38k\u201330k | \u00a320k\u201360k | \u00a38k\u201325k |
| Build time | 2\u20134 weeks | 8\u201316 weeks | 1\u20133 weeks |
| Planning | Usually not needed | Usually needed | Usually not needed |
| Year-round use | Cold in winter, hot in summer | Yes \u2014 fully insulated | Depends on insulation |
| Adds property value? | Modest (5\u20137%) | Significant (10\u201315%) | Modest (3\u20135%) |