Properly built no part of the building should extend across the boundary line.
Parapet vs boundry wall gutter.
These days it is rare to obtain planning permission to build right up to the boundary so in most cases the offending gutters and so on have probably been in place for some while.
However joints in the concrete deck need to be addressed for air control layer continuity.
Aluminium parapet and boundary wall non branded gutters are manufactured to suit each build and designed specifically to meet your individual project requirements.
Notice the use.
Parapet or gutter along boundary wall.
The balloon framed steel stud parapet this is the ugliest parapet to get right.
The guttering should be installed on top of special flashing that sits above the brick wall so it s within the property.
Having the correct parapet and boundary wall flow capacity is more critical than with an eaves gutter so calculating the flow rates accurately is essential.
Boundary parapet wall and eaves options.
Looking at the photos it appears the neighbour has built a parapet wall on or just inside their property boundary.
Unfortunately our local planning laws don t allow any part of the building to extend over a wall built on the boundary.
Dshall i ve previously tried to alter the roofline using the methods you suggested.
Special profile parapet and boundary wall gutters can be fabricated or pressed.
Valley and parapet and boundary wall gutters generally two categories of design rate should be considered depending on the return period required.
In these situations the gutter for this part of the roof has to be located on top of the wall.
These flow rates can be calculated by our designers so please contact our technical department if you would like assistance.
The masonry parapet the thing to note here is that the concrete deck is the air control layer so an additional one is not necessary.
Making sure your parapet and boundary wall guttering design has the correct flow capacity is critical so calculating the flow rates accurately is.
Conversely the land registry practice guide 40 supplement 3 sets out the legal presumption that a property includes any projections over or under the boundary.
Quick one small bit of a situation between architect builder and myself.
Parapet and boundary wall design.
1 5 x building design life 4 5 x building design life.
Wall being built and builder asked would i prefer gutter out of consideration to neighbour s conservatory.