Customer service is our priority. Our experienced staff is available to assist you in product selection and can help you with all aspects of your construction project. Let us know how we can be of service to you! Visit us during our convenient store hours or call us on our customer service hotline. We will do everything we can to make your project run smoother. » read more This page is a product calculator. Please complete the forms below to calculate. How to figure cubic yards of material:  (sq ft)    (depth in inches)   Result:   cubic yards  To find the amount of mortar needed to install a block wall:  (the amount of block) Result:   bags of mortar  To find the amount of sand needed to install a block wall:  (the amount of block) Result:   tons of sand  Celtik Retaining Wall Installation Video View our Belgard Pavers and Celtik Retaining Walls Installation Video to see live Retaining Walls Installation demonstrations. Select your Media Player:  (Real Media)  (Windows Media)  (Apple Quicktime) Select your Media Player: :: DSL/Cable   :: Dial Up © Copyright  Walker Construction Products Privacy Policy | Legal Notice | Support    Site by Clearimaging.com