Connection Types Wiki · Plumbing fittings

Rectangular Downspout Exterior Clip Fit

External peripheral contact interface where a rectangular vinyl downspout body is gripped around its front and sides by an exterior snap-on downspout clip or bracket.

Illustration of a Rectangular Downspout Exterior Clip Fit
Gender
male
Connects by
snap-fit, friction, clamp
Standards
ASTM D2529; ASTM D4479
Regions
North America, worldwide

How it connects

The flexible U-shaped vinyl clip snaps over the exterior profile of the downspout pipe, holding it firmly by mechanical tension and friction against the wall.

Male and female halves

Male interface (outer perimeter/external body of the downspout pipe) mating with a female clip or bracket that wraps around its exterior sides.

Usually connects to

  • 2x3 inch vinyl downspout clip (female clip/bracket)
  • 2x3 inch downspout pipe exterior wall band

Common sizes

  • Nominal 2 in. x 3 in. (76.2 mm x 50.8 mm); also standard in 3 in. x 4 in. systems

Where it is used

residential gutter systemsroof drainage and rainwater harvesting

Variations

  • corrugated/fluted profile
  • smooth profile
  • 2x3 inch and 3x4 inch sizes

How to recognise it

The flat or fluted outer perimeter along the length of a rectangular vinyl downspout section where an exterior U-shaped clip snaps onto it to mount it to a wall.

Often confused with

Confused withHow to tell them apart
Downspout slip-joint connectionA slip joint connects downspout ends longitudinally end-to-end (male into female pipe), whereas the clip grip secures the middle of the exterior pipe body to an external mounting bracket.

Also called

vinyl downspout clip interfacedownspout bracket gripdownspout band wrap

Good to know

Represented on downspout parts as a contact/mounting interface to attach external mounting clips or brackets along the exterior run of the downspout.

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