Insulation changes how heat and air move through a home. Ventilation should be part of the same plan.
Which trade-off matters?
Full renewal creates a uniform appearance, while targeted repair preserves more existing material. Compare both using a sample area and assess technical compatibility too.
Record the starting point
Note draughts, condensation, moisture and stuffiness. Identify existing ventilation and how it is used.
Allow for later maintenance
Keep product information and photographs of the assessed substrate. They support later inspection without reconstructing the original repair decision.
A situation to test your plan against
Existing joints, repairs and colour differences reveal how a wall is built. Record that situation before choosing new material. A visible junction needs substrate assessment, not simply a matching colour.
Questions for your own property
- What air routes exist?
- What changes with the work?
- Are controls and maintenance explained?
Is matching-looking repair always the right solution?
Appearance is one aspect. Assess substrate, moisture behaviour and compatibility as well. A sample area helps discuss technical requirements and the intended appearance together.
Illustrative design situations, not evidence of completed work. Assess decisions against the actual property.

