flat top block presentation 18.05.13

SUSTAINABILITY PRESENTATION

DESIGN OVERVIEW

• Maximise Site• Existing balconies and access decks• New access deck and balcony structure • Retain as much of the fabric as possible • Use sustainable materials

SITE

• Maximise site• Sedum roof• Planting• Bike store• Solar Panels

CARBON EMISSIONS & ENERGY USE

EXISTING BER PROPOSED BER

A2

E1

SUSTAINABLE COMMUNITY

• Community Space• Enclosed site• Communal garden • Play ground• Apartment mix

HEALTH & WELLBEING

• Tenants retain location • Apartment size increased• Balcony size increased• Part M compliance• Communal gardens/

playground • Fuel poverty • VOC• Daylighting • Minimise LTB, Eliminate

mould

MATERIALS

Cavity: Loose Wood Fibre Insulation

EWI: NBT Diffutherm Wood Fibre Boards

Render: Baumic Breathable Lime Render

Inverted Roof: Kingspan Stryozone InsulationGround Slab: Kingspan Therma Insulation

U VALUES

LINEAR THERMAL BRIDGELocation of Junction Reference

L2D l x U Wall/ Floor 1 l x U Wall/ Floor 2 Ψ Note

U factor l m L2D U l l x U U l l x U L2D- (l1 x U1+ l1 x U1)

Ground Floor/ External Wall 1 0.1099 5 0.5495 0.1314 1 0.1314 0.0956 4 0.3824 0.0357

External Wall/ GF Ceiling &FF Floor 2 0.0783 4 0.3132 0.1314 1 0.1314 0.1314 1 0.1314 0.0252divided by 2

Timber Prefab Panel Party Wall/ External Wall 3 0.0768 4 0.3072 0.1314 1 0.1314 0.1314 1 0.1314 0.0222divided by 2

Timber Prefab Panel Lintels 4 0.114 1.176 0.134064 0.1314 1 0.1314 0 0.0027

Timber Prefab Panel Sill 5 0.1145 1.206 0.138087 0.1314 1 0.1314 0.0067

Timber Prefab Panel Jamb 6 0.114 1.176 0.134064 0.1314 1 0.1314 0.0027

Ground Threshold 7 0.1251 4.261 0.533051 0 0.0956 4 0.3824 0.1507

Timber Prefab Panel Gable Corner 8 0.1282 3.285 0.421137 0.0967 2.265 0.219026 0.1314 1 0.1314 0.0707

Existing Gable Wall/ Ground 9 0.1415 6.284 0.889186 0.0967 2.265 0.219026 0.0956 4 0.3824 0.2878

Ground Gable Ceiling 10 0.0709 6.6 0.46794 0.0967 2.265 0.219026 0.0967 2.265 0.219026 0.0149divided by 2

First Floor Ceiling 11 0.0719 5.619 0.404006 0.1314 1 0.1314 0.0991 2.235 0.221489 0.0256divided by 2

Existing Cavity Wall/ Party Wall 12 0.0751 6.445 0.48402 0.0991 2.235 0.221489 0.0991 2.235 0.221489 0.0205divided by 2

Existing Cavity Wall Lintels 13 0.089 2.616 0.232824 0.0991 2.235 0.221489 0.0113

Existing Cavity Wall Jambs 14 0.089 2.616 0.232824 0.0991 2.235 0.221489 0.0113

Existing Cavity Wall Sill 15 0.0862 2.659 0.229206 0.0991 2.235 0.221489 0.0077

Balcony Door/ Slab 16 0.0246 2.497 0.061426 0.0307divided by 2

CONDENSATION RISK

TSI Te TI fRsi

19.5 0 20 0.9819.8 0 20 0.9919.8 0 20 0.9919.7 0 20 0.9919.8 0 20 0.9919.7 0 20 0.9918.1 0 20 0.9119.5 0 20 0.9818.2 0 20 0.9119.8 0 20 0.9919.8 0 20 0.9919.8 0 20 0.9919.7 0 20 0.9919.7 0 20 0.9919.8 0 20 0.9919.8 0 20 0.99

TEMPERATURE FACTOR

FRsi= (Tsi-Te)/(Ti-Te)=(or greater than FCRsi)0.75

Ground Floor/ External Wall

External Wall/ GF Ceiling &FF Floor

Timber Prefab Panel Party Wall/ External Wall

Timber Prefab Panel Lintels

Timber Prefab Panel Sill

Timber Prefab Panel Jamb

Ground Threshold

Timber Prefab Panel Gable Corner

Existing Gable Wall/ Ground

Ground Gable Ceiling

First Floor Ceiling

Existing Cavity Wall/ Party Wall

Existing Cavity Wall Lintels

Existing Cavity Wall Jambs

Existing Cavity Wall Sill

Balcony Door/ Slab

LTB LOCATION

EXISTING BUILDING EMBODIED CARBON

SYSTEMS

BREEAM

FLAT TOP BLOCK