CRL 33S Construction Silicone Sealant - 10.3 Fluid Ounce Cartridge

CRL 33S silicone sealant consists of a high quality formula that provides the strength and durability that you expect from a product from CRL and at a very competitive cost that you also expect from PKsupplies.com. CRL 33S silicone sealant cures at room temperature and since it is a 100% silicone elastomer, CRL 33S silicone sealant does not require additives such as activators, stabilizers or catalysts to achieve optimum performance like most of those retail brands. CRL 33S silicone sealant is expressly intended to join a variety of materials including glass, aluminum, stainless steel, plastics and metal alloys. Working with glass? CRL 33S silicone sealant is perfect for joining and sealing specialty glass enclosures and partitions, multi-pane windows, steel windows, assemblies, skylights, entries and glass block configurations. Don't forget to caulk your showers, baths, sinks, toilets and other sanitary installations with CRL 33S silicone sealant. CRL 33S silicone sealant come in clear, white, translucent white and tan colors that contain an additive that makes the cured silicone resistant to mildew. CRL 33S silicone sealants have a broad operating temperature range of -80F to 400ºF and can be applied at outdoor temperatures between -35 to 140 degrees F. CRL 33S silicone sealant is certified by NSF to Standard 51-Plastic Materials and Components used in Food Equipment. CRL 33S silicone sealant is a "UL Recognized Component".

Applications

• glass,
• aluminum
• metal alloys
• a variety of plastics
• curtainwall joints
• multi-pane windows
• steel windows
• aluminum windows
• glass partitions
• skylights
• indoor uses include sealing around bathtubs, showers and sanitary installations
• walk-in freezers
• refrigerated trucks

Limitations

• Not for use as structural silicone or insulating glass glazing. 
• Not recommended for concrete and stone expansion joints, horizontal decks, patios, driveway or terrace joints where abrasion or physical abuse is encountered.  
• Not for use in sealing submerged joints, particularly where porous surfaces permit water infiltration to the bond surface.  
• Not for use in interior or exterior structural sealing below the waterline in marine applications.  
• Not recommended for designs that will be painted after application of the sealant. Paint films bridge the sealant but do not adhere to the sealant. 
• Tooling techniques using solvents or detergent soap solutions are not recommended.

Surface Limitations

• Not recommended for surfaces with special protective or cosmetic coatings without prior consultation of the manufacturer. These surfaces include, but are not limited to, mirrors, reflective glass, surfaces coated with polyethylene or polypropylene where delamination is possible. 
• Construction materials that may exude oils, resins, plasticizers or solvents. These include, but are not limited to, unfinished or impregnated woods, certain rubber or plastic gaskets and tapes, and failed non-silicone sealants or caulking compounds.
• Concrete, marble, limestone, lead or lead-coated surfaces, and copper are not acceptable substrates for CRL 33S silicone. 
• Not to be applied to unclean or wet surfaces.