Specification Library / B series / B19
External Wall Service Penetrations and Built In Items
Covers service penetrations, ducts, grilles, boxes, brackets and other items built into external walls.
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who makes good
the penetration?
is the seal
continuous?What it deals with
The technical ground is already organised.
This specification gives the project writer a structured starting point for the operation, while keeping project-specific decisions visible and under professional control.
Coordinating openings and supports while restoring fire, moisture, thermal, acoustic and airtightness performance.
Before project issue
Complete it for the project.
Add the locations, quantities, dimensions, materials, interfaces, performance criteria and acceptance requirements needed for the work.
State tender assumptions and separate rates where concealed conditions or materially different work could affect the price. The specification supports professional judgement; it does not replace it.
A stronger starting point for £10.
Enquire for the editable B19 specification, supplied for use under the SpecWorks clause licence.
Buy this clause – £10