passivhaus

Diary Entry No.19 - Ventilation (MVHR)

Diary Entry No.19 - Ventilation (MVHR)

The ventilation system, with heat recovery, is an integral component of the dwelling, essential for achieving the Passivhaus certification performance levels.  A proven low-energy and highly efficient ventilation method, MVHR is fast becoming the most common method of whole home ventilation for new build properties

Diary Entry No.18 - Achieving Airtightness

Diary Entry No.18 - Achieving Airtightness

The airtightness, as already mentioned in previous diary entries, is crucial for the overall success of the passive house. We have discussed the high risk air leakage components such as wall openings, floor-to-wall junctions and wall-to-roof junctions.

Diary Entry No.9 - Thermal Block Installation

Diary Entry No.9 - Thermal Block Installation

The product utilised for this construction is Foamglas® Perinsul.  Foamglas® Perinsul is a very high density speciality product used to eliminate structural thermal bridging. All sides are bitumen coated. The upper and the lower surface of the insulation are additionally coated with glass reinforced fleece.

Diary Entry No.2 - The beginning and certification design stage assurance

Diary Entry No.2 - The beginning and certification design stage assurance

The Crawfordsburn passive house is almost ready for construction to commence. The design process, planning application and building control application are now all complete. The next stage in the design process is the completion of the PHPP (Passivhaus Planning Package) file and the Design Stage Assurance.