A: No this will not fit. A 4x4 Downspout is a custom made spout.
A: Just measured this item. Bottom diameter is 3.5 inches. Note: if you have a pair of heavy-duty scissors (or a small saw), you could cut out a few small "V"s and crimp the plastic to fit inside your 3 inch drain pipe.
A: We only make this one which connects to 4". We do not have an adapter to connect to 3"
A: No blacknor white
A: White or black
A: Regarding an answer above, there is a white version from Amerimax (same company as Invisaflow) at Home Depot https://www.homedepot.com/p/Amerimax-Home-Products-Flex-Grate-White-Vinyl-Downspout-Filter-4490/205076357
A: Yes this will attach.
A: Yes it will connect.
|Brand||Amerimax Home Products||Amerimax Home Products||Amerimax Home Products||Amerimax Home Products|
|Name||Flex Grate Black Vinyl Downspout Filter||Flex A Spout 55 in. Brown Vinyl Downspout Extension||Flex A Spout 55 in. White Vinyl Downspout Extension||Stealth Flow 43 in. Black Vinyl Low Profile Downspout Extension Kit|
|Downspout Type||Downspout Connector||Downspout Extension||Downspout Extension||Downspout Extension|
|Gutter System Product||Filters||Rain Diverters||Rain Diverters||Gutter Splash Blocks|
|THD SO SKU||1002815097|
|View Product||View Product||View Product||View Product|