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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Ultra Lightweight Concrete Block λ ≤ 0.28 W/Mk
Partial Fill Insulation
Beam and Block Floor
Dense Floor Block
100mm Insulation Below Screed (0.022W/mK)
This LABC Registered Construction Detail is…
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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Lightweight Concrete Block λ ≤ 0.60 W/mK
Full Fill Insulation
Pitched Roof Eaves
150mm insulation (0.022W/mK) between rafters
50mm insulation (0.022W/mK) beneath rafters
This LABC Registered…
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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.19 W/mK)
Full Fill Insulation
2 x 100mm Aircrete Block (0.19W/m²K) Party (Separating) Wall
100mm cavity fully filled with insulation (0.044W/Mk)
This…
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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.19 W/mK)
Full Fill Insulation
Pitched Roof Gable
400mm insulation quilt (0.044W/Mk) at Ceiling Level
Ventilated Loft
This LABC Registered…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.19 W/mK)
Partial Fill Insulation
Pitched Roof Gable
400mm insulation quilt (0.044W/mK) at Ceiling Level
Ventilated Loft
This LABC Registered…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Dense Concrete Block Inner Leaf λ ≤1.33 W/mK
Partial Fill Insulation
Pitched Roof Eaves
150mm insulation (0.022W/mK) between rafters
50mm insulation (0.022W/mK) beneath rafters
This LABC Registered…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.11 W/mK)
Full Fill Insulation
150mm Beam and Aircrete Block Infill
100mm Insulation Above Slab (0.022W/mK)
75mm Screed
This LABC Registered…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Ultra Lightweight Concrete Block λ ≤ 0.28 W/mK Inner Leaf
Full Fill Insulation
2 x Dense Blockwork Leaves to Party (Separating) Wall
This LABC Registered Construction Detail is only valid for use…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.11 W/mK)
Partial Fill Insulation
Steel Lintel, Open Back
(No continuous base plate)
This LABC Registered Construction Detail is only valid for use with…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Lightweight Concrete Block λ ≤ 0.60 W/mK
Beam and Block Floor
Dense Floor Block
100mm Insulation Below Screed (0.022W/Mk)
This LABC Registered Construction Detail is only valid for use with building…