Roof Drain Standards

1.1 This test method covers the determination of the water and media retention of synthetic drains layers used in green roof systems. 1.2 This standard is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper surface....

This test method covers the determination of the water and media retention of synthetic drains layers used in vegetative (green) roof systems. This test method is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper surface....

1.1 This test method covers the determination of the water and media retention of synthetic drains layers used in vegetative (green) roof systems. 1.2 This test method is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper...

1.1 This test method covers the determination of the water and media retention of synthetic drains layers used in vegetative (green) roof systems. 1.2 This test method is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper...

1.1 This test method covers the determination of the water and media retention of synthetic drains layers used in vegetative (green) roof systems. 1.2 This test method is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper...

1.1 This test method covers the determination of the water and media retention of synthetic drains layers used in vegetative (green) roof systems. 1.2 This test method is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper...

This test method covers the determination of the water and media retention of synthetic drains layers used in vegetative (green) roof systems. This test method is applicable to geocomposite drain layers that retain water and media in cup-like receptacles on their upper surface....

NEN-EN 752 specifies the objectives for drain and sewer systems outside buildings. It specifies the functional requirements for achieving these objectives and the principles for strategic and policy activities relating to planning, design, installation, operation, maintenance and...

This European Standard specifies the objectives for drain and sewer systems outside buildings. It specifies the functional requirements for achieving these objectives and the principles for strategic and policy activities relating to planning, design, installation, operation, maintenance and...

This European Standard specifies the objectives for drain and sewer systems outside buildings. It specifies the functional requirements for achieving these objectives and the principles for strategic and policy activities relating to planning, design, installation, operation, maintenance and...

This European Standard specifies the requirements for evaluation of conformity for floor gullies, roof drains and access covers for buildings to ensure conformity of these products with EN 1253-1, EN 1253-2 and EN 1253-4.

This draft European Standard specifies the requirements for evaluation of conformity for floor gullies, roof drains and access covers for buildings to ensure conformity of these products with EN 1253-1, EN 1253-2 and FprEN 1253-4.

This European Standard specifies requirements for the design of drain and sewer systems outside buildings. It is applicable to drain and sewer systems from the point where the wastewater leaves a building, roof drainage system, or paved area, to a point where it is discharged...

This Standard Practice establishes requirements for connections to valves and fittings to accommodate drains and bypasses in all pressure classes. Specific requirements contained in this Standard Practice include: a) Standard symbols and locations of openings for drains and bypasses...

This European Standard specifies requirements for the design of drain and sewer systems outside buildings. It is applicable to drain and sewer systems from the point where the wastewater leaves a building, roof drainage system, or paved area, to a point where it is discharged...

This document establishes requirements for the management and control of activities in drain and sewer systems outside buildings and specifies requirements for development and implementation of work programmes, and the selection of techniques. This document covers general requirements for...

This document establishes requirements for the management and control of activities in drain and sewer systems outside buildings and specifies requirements for development and implementation of work programmes, and the selection of techniques. This document covers the management and control...