Frequently Asked Questions
Below are answers to some of the questions related to Ultimate Assembly® that our experts are asked most frequently. If you have additional questions about any of the information you find in this section – or if you have a new question of your own – you can Ask an Expert using the simple form in the right-column to have one of our experts at American Hydrotech reply to you directly.
To view frequently asked questions related to other product types, select from the options below:
Displaying 1 - 1 of 1
What size paver is needed to achieve 2 foot (24”) on center spacing?
A 23 7/8” x 23 7/8” x 2” square paver, when installed with any of Hydrotech’s accessories (1/8” spacing) will equal 24” on center.
Have a question of your own? Ask an expert by using the short form to the right.
Recent Press
- October 18, 2018
American Hydrotech, a recognized leader in the vegetative roofing market, today announced the availability of the Fourth Edition of the company’s widely acclaimed Garden Roof® Planning Guide. For the last five years, updated print, online and app... - May 21, 2018
American Hydrotech, a recognized leader in the development and distribution of premium waterproofing and roofing assemblies, today announced the availability of their Protected Membrane Roof (PMR) Planning Guide , a unique, new resource representing...
- August 28, 2018
Over the last two decades, the roofing industry has undergone some major changes, one of which is a growing recognition of the value of roof space other than keeping occupants warm and dry. Two veteran roofing professionals share their thoughts on... - February 1, 2018
CHICAGO, ILLINOIS (February 1, 2018) The Chicago Blackhawks have captured the hearts of the city of Chicago along with three Stanley Cups in the last decade. The Blackhawks routinely lead the league in attendance at the United Center, and fans were...
- October 18, 2017
CHICAGO, ILLINOIS (October 11, 2017) American Hydrotech – a market leader in the development and distribution of premium waterproofing and roofing products and assemblies, today announced the introduction of the InstaGreen® GT-4 pre-vegetated tray,... - April 3, 2017
Wind data is a critical issue to consider when building a new structure. An increase in the number of green roofs on buildings has driven a need for new wind design standards to be written for vegetative roofing assemblies. Richard Hayden discusses...