Door stops, door hardware and window stays

Are you looking for door or window hardware without and with drilling and screws? Such as luxury door fasteners, window fasteners, security for windows and doors, or stylish door knobs and door handles? Then you have come to the right place!

Customers rate us with a 9.5!

Innovative solutions from Kierr

Kierr door hold-open systems, door fittings, window stays and stays offer the perfect solution for windows and doors made of wood, aluminum and plastic. Kierr also offers door hold-openers and window stays that can be attached without drilling or screws and are adjustable!

The system with no drilling or screws is ideal for those who want to keep windows, doors and frames undamaged and are looking for an easy way to open them. Plus, Kierr door holdbacks make it easy for pets to get in and out, too!

What is Kierr suitable for?

For casement/tilting window and casement windows

For patio/balcony and outside/inside doors

For doors for animals

Ventilate against viruses

Choice of without or with drilling and screws

Support within a maximum of 24 hours

Kierr's door hold-openers, door hardware, gap holders and window stays are best-in-class!

What is special is that we also have  door hold-openers and window openers that work without drilling or screwing, so truly unique. The exclusive user-friendly method of clamping makes it easy to keep windows and doors open or leave them ajar without drilling and screwing. A godsend for wooden, aluminum and plastic windows and doors. With Kierr’s crack clamps, you will never again be bothered by the tapping of a hook on the door or the constant closing of a window or door at a breath of wind.   Assembly of the Kierr takes place at A.S.I. Manufacturing.

Some of our satisfied customers

Josina Schepers
Josina Schepers
I didn't know this existed! What a solution the Kierr Flex 100. So easy to clamp on my balcony door (which is plastic 🙂 open and am immediately rid of the clattering of the door.
José
José
Just bought it for my dog, saw a video on facebook. How ideal it is.
Niek
Niek
Was googling and came across this. Thought this is nothing again. But I have plastic windows so didn't have much other choice, not much more was available or I had to drill but yeah, not smart plastic. But it was 100% better than expected. Easy to use and ideal for opening a crack in my window.
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