What is Rectavit Recta-Mastic 120 Bouw used for?

This acetic silicone sealant is used for glazing joints, connection joints, and expansion joints around windows, doors, verandas, and terrariums.

Can this silicone sealant be painted over?

No, this silicone cannot be painted. If painting is required, choose a hybrid polymer sealant such as Rectavit RM 170 or RM 150-P.

Is this sealant suitable for outdoor applications?

Yes, it is resistant to water, UV radiation, mould, and weather influences. You can use it both indoors and outdoors.

Which surfaces are not compatible with this silicone?

Do not apply this sealant on PE, PP, Teflon (PTFE), bituminous substrates, or natural stone.

What temperature range can it withstand once cured?

Once fully cured, the silicone sealant withstands temperature fluctuations from -60 °C up to +180 °C.

RECTAVIT Recta-Mastic 120 jointing sealant universal black (310 ml) - 113646

Name: RECTAVIT Recta-Mastic 120 jointing sealant universal black (310 ml) - 113646
Brand: RECTAVIT
SKU: 11050005
Price: 5.47 EUR
Availability: InStock

Supplier number: RECTAVIT 113646 | EAN 5412926124831

From 1 piece €5.47

From 12 pieces €5.20 - €3.28 saving

From 24 pieces €5.06 - €9.84 saving

From 36 pieces €4.92 - €19.69 saving

5.47 tax incl.

€4.52 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 7 products in stock.

Delivery by DHL

↓ Documents (1) ✆ Talk to a specialist

Durable sealing with Rectavit Recta-Mastic 120

Practical benefits

Permanently elastic joint seal: You achieve flexible joints that reliably accommodate structural movement without cracking or tearing over time.
Outstanding weather and UV resistance: The acetic formulation resists moisture and sunlight, ensuring durable performance in indoor and outdoor applications.
Fast and easy application: You benefit from rapid skin formation and strong adhesion on non-porous surfaces like glass and ceramics.

In a nutshell

The right choise for

With the Rectavit Recta-Mastic 120 black universal silicone sealant, you easily create permanently elastic joints that accommodate structural movement without cracking. This acetic silicone formula bonds strongly to non-porous building surfaces such as glass and ceramic tiles, making it ideal for glazing, perimeter joints around doors and windows, and veranda installations. Offering excellent resistance to water, uv radiation, mould, and varying weather conditions, it performs reliably both indoors and outdoors. Once fully cured, the sealant withstands extreme temperatures ranging from -60 °C to +180 °C, effectively preventing moisture infiltration and draughts with a neat, durable finish.

Product information FAQ

€5.47

In stock - tax incl.

Key features according to our expert

Net volume: 310 ml
EUH-statements: EUH210
Relative density: 1 - 1,3
ADR packing group: Not applicable
ADR class: Not applicable
UN number: Not applicable
Colour (manufacturer): Black
Physical state: Liquid
Flash point: >100 °C
Fire resistant: No
Packaging: Cartridge

Scope of delivery

Canister: 310 ml

Product description

Elastic and waterproof sealant based on acetic acid.

Application

For top sealing in glazing (terrarium, shop windows and veranda) and connecting joints between non-porous substrates (ceramic tiles and countertops, varnished wood, glass).

Features

Easy to process
Good adhesion to all common building substrates
Water-resistant
Good colour fastness and fast skin formation
Permanently elastic
Excellent water, UV, mould and weather resistance
For indoor and outdoor applications

Supplemental hazard information

EUH210: Safety data sheet available on request.

Documents

⤓ Safety sheet PDF

All Features

Net volume: 310 ml
Euh-statements: EUH210
Relative density: 1 - 1,3
Adr packing group: Not applicable
Adr class: Not applicable
Un number: Not applicable
Colour (manufacturer): Black
Physical state: Liquid
Flash point: >100 °C
Fire resistant: No
Packaging: Cartridge

Brand RECTAVIT
11050005
EAN 5412926124831
Supplier number RECTAVIT 113646

Frequently asked questions about this product

Answered by specialists

What is Rectavit Recta-Mastic 120 Bouw used for?: This acetic silicone sealant is used for glazing joints, connection joints, and expansion joints around windows, doors, verandas, and terrariums.
Can this silicone sealant be painted over?: No, this silicone cannot be painted. If painting is required, choose a hybrid polymer sealant such as Rectavit RM 170 or RM 150-P.
Is this sealant suitable for outdoor applications?: Yes, it is resistant to water, UV radiation, mould, and weather influences. You can use it both indoors and outdoors.
Which surfaces are not compatible with this silicone?: Do not apply this sealant on PE, PP, Teflon (PTFE), bituminous substrates, or natural stone.
What temperature range can it withstand once cured?: Once fully cured, the silicone sealant withstands temperature fluctuations from -60 °C up to +180 °C.