Karl V.
Good product it work as expected
Good product it work as expected. Delivery was good

Corten+ is listed under Manufacturing in Bear, Delaware.
Corten+ (cortenplus.com) has 181 customer reviews on Five Star Index, with an average rating of 2.6 out of 5.
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Karl V.
Good product it work as expected. Delivery was good
Manfred O.
Extrem schnelle, unkomplizierte Abwicklung, geliefertes Produkt ist super.
FABIEN B.
Livraison rapide, produit efficace
Response from Corten+Oct 20, 2026
Bonjour, merci beaucoup pour votre avis ! Nous sommes ravis que la rapidité de la livraison et l’efficacité de notre produit vous donnent satisfaction. Merci pour votre confiance et à bientôt !
Andreas K.
Works wonders - leaves an even bright rust surface and items delivered as described online. Sandblasting advice is important, especially heated steel. Sealing does make it less smudgy, but even sealing 3 times does not prevent further rusting surface when exposed to elements, nor guard against stains. Only a varnish will do that. Perhaps Corten+ will offer that sometime soon?
Response from Corten+Oct 20, 2026
Hello, thank you for your detailed feedback! We are delighted that you are satisfied with the final result and that our products matched their descriptions. We also appreciate your comments regarding steel preparation and outdoor protection. Thank you for your trust, as well as for your suggestion about a potential varnish!
Carlos O.
Péssima experiência com esta empresa, produtos não funcionam a entrega demorou um ano e foi necessário pagar duas vezes o transporte e para receber água tingida. Aos incautos, não comprem nada a esta empresa. Terrible experience with this company: the products don't work, delivery took a year, I had to pay for shipping twice, and I ended up receiving nothing but tinted water. To the unwary: do not buy anything from this company.
Response from Corten+Oct 1, 2026
Olá, lamentamos que a sua experiência não tenha correspondido às suas expectativas. No entanto, contestamos a alegação de que os nossos produtos são simplesmente "água colorida". Os nossos produtos são formulados de acordo com o uso e composição pretendidos, conforme indicado no nosso site. Relativamente aos custos de entrega e envio, por favor contacte-nos por e-mail, indicando o número da sua encomenda, para que possamos analisar o seu caso e fornecer uma resposta adequada.
Ipai
Patiko, kad lakas nekeičia medžiagis spalvos ir yra visiškai nematomas. Tačiau sudėtinga naudoti, nes labai sklaidus ir tepant stipriai plečiasi.
Response from Corten+Sep 21, 2026
Sveiki, dėkojame už jūsų atsiliepimą! Džiaugiamės, kad vertinate nematomą mūsų polirolio apdailą ir tai, kad jis nekeičia medžiagos spalvos. Taip pat vertiname jūsų komentarą apie jo naudojimą ir sklandumą. Dėkojame už jūsų pasitikėjimą!
Cédric B.
Produits efficace, très bon rapport qualité prix.
Response from Corten+Sep 21, 2026
Bonjour, merci beaucoup pour votre retour positif ! Nous sommes ravis que vous soyez satisfait de l’efficacité de nos produits et de leur rapport qualité-prix. Merci pour votre confiance !
Bernd H.
Von der Bestellung bis zur Lieferung alles bestens. Sehr gute Erfahrung! Rust Accelerator!!!
Response from Corten+Sep 14, 2026
Hallo, vielen Dank für Ihr hervorragendes Feedback! Wir freuen uns sehr, dass alles von der Bestellung bis zur Lieferung reibungslos verlaufen ist und dass Ihre Erfahrung mit Rust Accelerator so positiv war. Vielen Dank für Ihr Vertrauen und Ihre Weiterempfehlung!