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.
E10MCFF4 Pitched Roof, Eaves, Insulation At Ceiling Level
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
Pitched Roof Eaves (minimum pitch 40°)
400mm insulation quilt (0.044W/Mk) at Ceiling Level
Ventilated Loft
This LABC Registered Construction Detail is...
View DetailsE7MCFF6 Precast Concrete Separating Floor Between Dwellings
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
Concrete Separating Floor Between Dwellings
150mm Precast Concrete Floor Plank
This LABC Registered Construction Detail is only valid for use with...
View DetailsE7MCFF5 Precast Concrete Separating Floor Between Dwellings
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.15 W/mK)
Full Fill Insulation
Concrete Separating Floor Between Dwellings
150mm Precast Concrete Floor Plank
This LABC Registered Construction Detail is only valid for use with...
View DetailsE7MCFF4 Precast Concrete Separating Floor Between Dwellings
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
Concrete Separating Floor Between Dwellings
150mm Precast Concrete Floor Plank
This LABC Registered Construction Detail is only valid for use with...
View DetailsE6MCFF6 Intermediate Timber Floor Within A Dwelling
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
Intermediate Timber Floor Within Dwelling
240mm Timber I Joist Built In
This LABC Registered Construction Detail is only valid for use with building work...
View DetailsE6MCFF5 Intermediate Timber Floor Within A Dwelling
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.15 W/mK)
Full Fill Insulation
Intermediate Timber Floor Within Dwelling
240mm Timber I Joist Built In
This LABC Registered Construction Detail is only valid for use with building work...
View DetailsE6MCFF4 Intermediate Timber Floor Within A Dwelling
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
Intermediate Timber Floor Within Dwelling
240mm Timber I Joist Built In
This LABC Registered Construction Detail is only valid for use with building work...
View DetailsE5MCFF33 Suspended In-Situ Concrete Floor, Insulation Below Slab
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
150mm Insulation Below Slab (0.022W/mK)
This LABC Registered Construction Detail is only valid for use with building...
View DetailsE5MCFF32 Suspended In-Situ Concrete Floor, Insulation Below Slab
Build Up
External Masonry Cavity Wall
Masonry Outer Leaf (λ = 0.77)
100mm Aircrete Block Inner Leaf (λ = 0.15 W/mK)
Full Fill Insulation
150mm Cast In-Situ Suspended Slab
150mm Insulation Below Slab (0.022W/mK)
This LABC Registered Construction Detail is only valid for use with building...
View DetailsE5MCFF31 Suspended In-Situ Concrete Floor, Insulation Below Slab
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 Cast In-Situ Suspended Slab
150mm Insulation Below Slab (0.022W/mK)
This LABC Registered Construction Detail is only valid for use with building...
View Details