GENERAL Frequently Asked Questions
Still have a question about one of our products? View all frequently asked questions here and find out if your question may have already been answered.
What is the delivery time?
How will it be shipped?
What does it cost to change the size?
Do I have a warranty?
How should I maintain the concrete elements?
Where is it made?
How thick are the boards?
How big can I get my engraving on the boards?
What about C02 emissions from concrete?
I have some shelves of my own; can I buy individual elements?
Can I (have) the benches painted?
What is the average lifespan?
What is the average lifespan?
Are the concrete elements on the ground?
How should I maintain the wood?
If you want to prevent graying, there are a variety of varnishes and oils. If you want to preserve the natural color, we recommend the bangkirai or garden wood oil from Remmers for hardwood. For douglas and spruce we recommend Remmers Aqua HSL/35/m.
Sand lightly every spring and apply with roller.
Who does the design come from?
Can I paint the concrete elements?
How will the furniture get on my roof terrace?
I am handy; can I buy individual parts?
Frequently asked questions planter
Still have a question about our planter? View all frequently asked questions here and find out if your question may have already been answered.
What are the inside dimensions of the planter?
Is the planter on legs or the ground?
Can the planter be made mobile?
Can the planter serve as a border planter?
Frequently Asked Questions BENCH
Still have a question about our bench? View all frequently asked questions here and find out if your question may have already been answered.
How high is the sofa with backrest?
How deep is the bench?
How high is the bench without a handrail?
What is the seat height of the C3bench?
What does such a couch actually weigh?
For a 2 meter bench with backrest you can consider about 150kg
Do you also have a corner sofa?
What is the maximum width of a sofa?
Can I fix the bench in the ground?
Frequently asked questions lounger
Still have a question about our lounger? View all frequently asked questions here and find out if your question may have already been answered.
What is the seat height of the C3lounger?


Do you have another question?
We are happy to help you. You can always contact us without obligation.
Do you have a question about one of our products? Feel free to contact us and we will be happy to help you. You can reach us by calling +31624777564 or sending an email to info@rockproducts.nl. We will get back to you as soon as possible.
Our products
Planters, table or lounge bench? Check out the different products we can all make for you. All products are specially made to measure.