Details

SitaRetention

roof shaft

Attributes

Article number

233040

Height

120 mm

Material

Polyurethane, PE and EPDM

Width

400 mm

Length

400 mm

Load rating class

H 1.5 - max. 150 kg / 1.5 kN

Material class

Euroclass E / B2 normal flammability

Technical drawing

Specially developed for green retention roofs, the SitaRetention green roof shafts together with the SitaRetention Fix or SitaRetention Twist ensure that rainwater is temporarily retained on the roof. This provides controlled discharge of the rainwater for retention roofs.

Performance text Installation Examples

SitaRetention green roof shaft and SitaRetention Fix with SitaStandard in a non-ventilated roof structure with extensive greenery

1 SitaStandard insulating body
2 SitaStandard vertical

SitaStandard extension unit consisting of:
3.1 Sealing ring
3.2 Base body

SitaRetention Fix consisting of:
4.1 Base plate
4.2 Ventilation pipe
4.3 Fastening ring

SitaRetention green roof shaft consisting of:
5.1 Closed cover
5.2 Base body
5.3 Height-adjustable rubber-metal buffers

6 SitaStandard insulating body for extension unit

Non-ventilated roof structure with extensive greenery to the general rules of engineering with:

Roof greenery according to system supplier
Drainage mat
Protective mat
Sealing
Thermal insulation
Vapour barrier
Substructure

SitaIndra with SitaRetention Fix in a non-ventilated roof structure with retention green roof

1 SitaPipe Edelstahl pipe
2 SitaPipe Edelstahl pipe clamp
3 SitaPipe Edelstahl safety clamp
4 SitaPipe Edelstahl bend 87.5°
5 SitaAttika cladding cover plate

SitaIndra green roof consisting of:
6.1 SitaMore vapour barrier plate flex
6.2 SitaPipe Edelstahl pipe
6.3 SitaIndra insulating body
6.4 SitaPipe Edelstahl safety clamp
6.5 SitaIndra base body

SitaRetention Fix consisting of:
7.1 Base plate with fastening ring
7.2 Ventilation pipe

SitaRetention green roof shaft consisting of:
8.1 Base body
8.2 Closed cover
8.3 Height-adjustable rubber-metal buffers

Retention roof in non-ventilated roof structure to the general rules of engineering with:

Retention structure and roof greenery according to system supplier
Sealing
Thermal insulation
Vapour barrier
Substructure

SitaIndra green roof with SitaRetention retaining element in a non-ventilated roof structure

SitaIndra green roof consisting of:
1.1 SitaMore vapour barrier plate flex
1.2 SitaPipe Edelstahl pipe
1.3 SitaIndra insulating body
1.4 SitaPipe Edelstahl safety clamp
1.5 SitaIndra base body
SitaRetention retaining element consisting of:
2.1 Height-adjustable rubber-metal buffers
2.2 Base body
2.3 Angled sealing ring
SitaRetention green roof shaft consisting of:
3.1 Base
3.2 Closed cover
3.3 Height-adjustable rubber-metal buffers

Retention roof in a non-ventilated roof structure according to the general rules of engineering with:

Retention structure and roof structure according to system supplier
Sealing
Thermal insulation
Vapour barrier
Substructure

SitaIndra green roof with SitaRetention green roof shaft, SitaMore retaining ring and SitaRetention Fix in a non-ventilated roof structure

1 SitaPipe Edelstahl pipe
2 SitaPipe Edelstahl pipe clamp
3 SitaPipe Edelstahl safety clamp
4 SitaPipe Edelstahl bend
5 SitaAttika cladding cover plate

SitaIndra green roof consisting of:
6.1 Vapour barrier plate flex
6.2 Insulating body
6.3 Edelstahl pipe
6.4 Edelstahl safety clamp
6.5 Base body

SitaMore Retention Fix consisting of:
7.1 Ventilation pipe
7.2 Base plate with fastening ring

SitaRetention green roof shaft consisting of:
8.1 Closed cover
8.2 Base body
8.3 Height adjustable rubber metal buffers

SitaMore retaining ring consisting of:
9.1 Sealing ring
9.2 Retaining ring

Retention roof in a non-ventilated roof structure to the general rules of engineering with:

Retention structure and roof greenery according to system supplier
Waterproofing membrane
Thermal insulation
Vapour barrier
Substructure