Construction

Mulch Rectangle Border Calculator

Mulch volume for a rectangular border (picture-frame) bed.

Free to use — no sign-up or login.

Area

ft²

Volume

ft³

Volume

yd³

This free Mulch Rectangle Border Calculator covers Mulch volume for a rectangular border (picture-frame) bed.

Outer rectangle minus inner rectangle times depth. Related construction tools sit beside How it works, with no account required.

Using the Mulch Rectangle Border Calculator

Mulch volume for a rectangular border (picture-frame) bed. Typical inputs are Inner length (ft), Inner width (ft), Border width (ft) and Depth (inches). How it works beside the form states the identity the Mulch Rectangle Border Calculator applies.

FAQ

How do I use the Mulch Rectangle Border Calculator?

Open the Mulch Rectangle Border Calculator, fill Inner length (ft), Inner width (ft), Border width (ft) and Depth (inches), and read the result. A = (ℓ+2w)(W+2w) − ℓW.

What formula does the Mulch Rectangle Border Calculator use?

The Mulch Rectangle Border Calculator uses the identity in How it works. In words: A = (ℓ+2w)(W+2w) − ℓW.