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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.19 W/mK)
Partial Fill Insulation
Proprietary Insulated Firestop (λ = 0.044W/mK)
2 x 100mm Aircrete Block (0.15W/m²K) Party (Separating) Wall
100mm cavity fully…
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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Dense Concrete Block Inner Leaf λ ≤1.33 W/mK
Partial Fill Insulation
Inverted Corner
This LABC Registered Construction Detail is only valid for use with building work intended to follow the guidance in…
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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 Eaves
150mm insulation (0.044W/mK) between rafters
50mm insulation (0.022W/mK) beneath rafters
Unventilated…
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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
400mm insulation (0.044W/mK) at Ceiling Level
Ventilated Loft
This LABC Registered Construction Detail is…
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External Masonry Cavity Wall
Masonry Outer Leaf
100mm Aircrete Block Inner Leaf (λ = 0.11 W/mK)
Full Fill Insulation
Window Jamb
This LABC Registered Construction Detail is only valid for use with building work intended to follow the guidance in the…
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 Lightweight Blockwork Leaves to Party (Separating) Wall
This LABC Registered Construction Detail is only valid for…
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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.11 W/mK)
Partial Fill Insulation
Independent Lintel
Proprietary PVC-U Cavity Closer
This LABC Registered Construction Detail is only valid for use with…
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External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Lightweight Concrete Block λ ≤ 0.60 W/mK
Beam and Block Floor
Lightweight Floor Block
100mm Insulation Below Screed (0.022W/Mk)
This LABC Registered Construction Detail is only valid for use with…
Build Up
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 Eaves
150mm insulation (0.044W/mK) between rafters
50mm insulation (0.022W/mK) beneath rafters
Unventilated Rafter Void…
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.19 W/mK)
Full Fill Insulation
150mm Cast In-Situ Suspended Slab
100mm Insulation Below Slab (0.022W/mK)
This LABC Registered Construction Detail is…