Educational

How to Achieve 0.6 ACH: Hitting the Passivhaus ...

0.6 air changes per hour is the number every Passivhaus project has to hit. Here’s how buildings actually achieve it — design-stage planning, the right airtight system for each junction,...

How to Achieve 0.6 ACH: Hitting the Passivhaus ...

0.6 air changes per hour is the number every Passivhaus project has to hit. Here’s how buildings actually achieve it — design-stage planning, the right airtight system for each junction,...

Part L and the Air Barrier Line: Where You Draw...

Approved Document L states that internal plasterboard linings are not appropriate as an air barrier solution — and every dwelling is now pressure tested. Where you position the airtight line,...

Part L and the Air Barrier Line: Where You Draw...

Approved Document L states that internal plasterboard linings are not appropriate as an air barrier solution — and every dwelling is now pressure tested. Where you position the airtight line,...

Poseidon wetroom waterproofing — European Technical Assessment ETA-23/0378

What an ETA Means: Poseidon Wetroom Waterproofi...

Explains what a European Technical Assessment is and why Poseidon's ETA-23/0378, its EN 14891 results and 25-year assessed working life give tilers and specifiers real, independent confidence over uncertified tanking...

What an ETA Means: Poseidon Wetroom Waterproofi...

Explains what a European Technical Assessment is and why Poseidon's ETA-23/0378, its EN 14891 results and 25-year assessed working life give tilers and specifiers real, independent confidence over uncertified tanking...

Passive Purple watertight and vapour-intelligent coating — EN 14891

Waterproof, Watertight and Vapour-Intelligent: ...

One liquid-applied coating that is airtight, watertight to EN 14891 and vapour-intelligent, with high elongation to bridge cracks and move with the building.

Waterproof, Watertight and Vapour-Intelligent: ...

One liquid-applied coating that is airtight, watertight to EN 14891 and vapour-intelligent, with high elongation to bridge cracks and move with the building.

Passive Purple mould and fungal resistance — ASTM D3273 and ASTM G21

Mould and Fungal Resistance: How Passive Purple...

Passive Purple scored a perfect 10/10 for mould over 28 days and zero fungal growth in independent ASTM testing, protecting healthy airtight interiors.

Mould and Fungal Resistance: How Passive Purple...

Passive Purple scored a perfect 10/10 for mould over 28 days and zero fungal growth in independent ASTM testing, protecting healthy airtight interiors.

Passive Purple adhesion testing across substrates — EN ISO 4624

What Does Passive Purple Stick To? Independent ...

Independent pull-off tests across steel, timber, masonry, gypsum, boards and insulation show Passive Purple's bond consistently beats the substrate it's applied to.

What Does Passive Purple Stick To? Independent ...

Independent pull-off tests across steel, timber, masonry, gypsum, boards and insulation show Passive Purple's bond consistently beats the substrate it's applied to.