L1B SAP Calculations, Water Usage Calculations & Sound Insulation Testing

THE BRIEF

We were instructed to complete a combination of L1B SAP Calculations, Sound Insulation Testing and Water Efficiency Calculations on this conversion of a property into houses and flats

THE PROCESS

After reviewing drawings, on site testing was ready to be completed. All calibrated equipment was setup in accordance to our strict procedures to ensure the most accurate result possible

THE RESULTs

Airborne Wall Target

≥ 43

House 18b Living Room - House 18a Living Room

≥ 43

House 18b Bedroom 1 - House 18a Bedroom 1

Airborne Floor Target

≥ 43

Flat 18d Kitchen/Living Room - Flat 18c Bedroom 1

≥ 43

Flat 18d Bedroom 1 - Flat 18e Bedroom 1

Impact Floor Target

≤ 64

Flat 18d Kitchen/Living Room - Flat 18c Bedroom 1

≤ 64

Flat 18d Bedroom 1 - Flat 18e Bedroom 1

Airborne Wall Result

House 18b Living Room - House 18a Living Room

House 18b Bedroom 1 - House 18a Bedroom 1

Airborne Floor Result

Flat 18d Kitchen/Living Room - Flat 18c Bedroom 1

Flat 18d Bedroom 1 - Flat 18e Bedroom 1

Impact Floor Result

Flat 18d Kitchen/Living Room - Flat 18c Bedroom 1

Flat 18d Bedroom 1 - Flat 18e Bedroom 1

PASS

≤ 32.79

Average Target Emission Rate (TER)

≤ 109.16

Average Target Fabric Energy Efficiency (TFEE)

28.75

Average Dwelling Emission Rate (DER)

92.27

Average Dwelling Fabric Energy Efficiency (DFEE)

PASS

The building's Sound Tests passed
A Water Efficiency Rate of 109.65 Litres per person per day was achieved, the Target being ≤ 125L
Our Combined Compliance Package offers excellent value

Please refer to our Myth Busters for SAP Calculations here for common misconceptions and our How To Guides in our Advice Centre here