Innovative products for construction & restoration projects, since 1988.

Reynchemie is a Belgian, pioneering manufacturer of innovative products for both new constructions and the repair and renovation products of historic listed monuments.

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Learn how our products are used in various construction and renovation projects.
Realisations
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Exclusive Benelux distributor of
Products

Products

Discover our most popular products below from a range of façade cleaning, water protection, wood renovation, natural stone repair, imitation and chemical anchoring and more.

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New
RC CALCOFIN 100

ultra-fine lime finishing plaster for smooth, breathable mineral surfaces

Reynchemie
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New
RC NHL GROUT

Injection grout based on natural hydraulic lime NHL 5

Reynchemie
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New
GREEN OFF AG

powerful and user-friendly disinfectant for the removal and control of green deposits

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New
RC ALKALIT 503

Lightly alkaline façade cleaner for mineral substrates

Reynchemie
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CHAUX BLANCHE LC**** - NHL 3.5

Pure natural hydraulic lime for renders, pointing and masonry

Saint-Astier
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RC KALEI

Lime render based on natural hydraulic lime of Saint-Astier

Reynchemie
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RC SILOXCOAT

Moisture-resistant and vapour-open coating based on a siloxane resin

Reynchemie
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RC SANISEL

Restoration and salt-buffering mortar based on natural lime for indoor and outdoor applications

Reynchemie
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RC INTRALIME G

Lime-based render for interior work

Reynchemie
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New
NOVASKIN® THERMO PLUS

THERMAL INSULATION RENDER FOR INTERIOR AND EXTERIOR

Saint-Astier
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Our Story

Reynchemie, trendsetters since 1988

Since 1988, Reynchemie has been a successful, trendsetting company with innovative products for both new structures and repair and renovation products for old listed monuments.


With an extensive and innovative product range, Reynchemie is the quality standard for high-quality technology, quality and top service with a high added value for the customer.

More about us
Projects

Realisations with our products.

Our innovative range of products for facade cleaning, water protection, wood renovation, natural stone repair, imitation and chemical anchoring goes hand in hand with high-quality technology and quality for our customers.

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Sainte-Croix Collegiate Church, Liège
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Citadel of Namur
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Forest Abbey
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Discover all the news

News, promotions, tips & tricks

News
Reno Summit 2026

On 26 November 2026, meet Reynchemie and Saint-Astier at Reno Summit at Flanders Expo Ghent. Discover our expertise and solutions for sustainable renovation and restoration.

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Tips & Tricks
What does SBR do in cement and lime mortars?

SBR, or styrene-butadiene, is a polymer dispersion added to cement-based and certain lime-based mortars to improve properties such as adhesion, workability, mechanical performance and resistance to water penetration.

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Tips & Tricks
Lime concrete or Roman concrete?

In the search for more sustainable and building-physically sound floor assemblies, an old acquaintance is making a comeback: lime-bound concrete. It is sometimes referred to as "Roman concrete", in reference to a historic building technique that has endured for more than 2,000 years.

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