Construction Details
LABC Registered Construction Details are only valid for use with building work intended to follow the guidance in the following:
England
- Approved Document L1A and L2A (2013 edition incorporating amendments up to and including 2016)
- Approved Document L1B (2010 edition incorporating amendments up to and including 2018)
- Approved Document L2B (2010 edition incorporating amendments up to and including 2016)
NOTE: LABC Registered Construction Details should not be used for Approved Document L Volume 1 and 2 (2021 edition) or any subsequent amendments.
Wales
Approved Document L1A, L1B, L2A and L2B (2014 edition incorporating amendments up to and including 2016)
NOTE: LABC Registered Construction Details should not be used for Approved Document L Volume 1 and 2 (2022 edition) or any subsequent amendments.
E5MCFF3 Suspended Beam and Block Floor – 100mm Insulation Below Screed
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Dense Concrete Block λ ≤1.33 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 building work intended to follow...
View DetailsE5MCFF2 Suspended Beam and Block Floor – 100mm Insulation Below Screed
Build Up
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 building work intended to...
View DetailsE5MCFF1 Suspended Beam and Block Floor – 100mm Insulation Below Screed
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Ultra Lightweight Concrete Block λ ≤ 0.28 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 building work...
View DetailsE4MCFF3 Jamb
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf
Dense Concrete Block λ ≤1.33 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 following:
England
Approved Document L1A... View DetailsE4MCFF2 Jamb
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf
Lightweight Concrete Block λ ≤ 0.60 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 following:
England
Approved... View DetailsE4MCFF1 Jamb
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf
Ultra Lightweight Concrete Block λ ≤ 0.28 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 following:
England
Approved... View DetailsE3MCFF3 Sill
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Dense Concrete Block λ ≤1.33 W/mK
Full Fill Insulation
Window Sill
This LABC Registered Construction Detail is only valid for use with building work intended to follow the guidance in the following:
England
Approved... View DetailsE3MCFF2 Sill
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Lightweight Concrete Block λ ≤ 0.60 W/mK
Full Fill Insulation
Window Sill
This LABC Registered Construction Detail is only valid for use with building work intended to follow the guidance in the following:
England
Appro... View DetailsE3MCFF1 Sill
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Ultra Lightweight Concrete Block λ ≤ 0.28 W/mK
Full Fill Insulation
Window Sill
This LABC Registered Construction Detail is only valid for use with building work intended to follow the guidance in the following:
England
... View DetailsE2MCFF3 Independent Concrete Lintel
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
Dense Concrete Block λ ≤ 1.33 W/mK
Full Fill Insulation
Independent Concrete Lintel
Soffit Insulation
This LABC Registered Construction Detail is only valid for use with building work intended to follow the guidance in the...
View Details