Professional Caulks, Sealants & Applicator Guns

    Siroflex® Inc. produces a line of professional caulks and sealants for most residential building  and industrial applications. We also stock applicator guns for use with our products that we manufacture and sell.  For more information on our products, click on the product links below. 


DUO-SIL® is a urethane acrylic suitable for interior/exterior applications sealing around windows, doors, and skylights.  DUO-SIL® is available in 140 colors to match most manufacturers brands of siding, flashing, windows, and cement board siding. 


DUO-SIL ULTRA® is specifically designed to meet the needs of the professional contractor. It is a superior, all-purpose adhesive and sealant combining enhanced ease of application with long-term performance.



HYBRI-SIL® is a high performance, all-weather hybrid sealant that is recommended for outdoor applications in extreme conditions.   HYBRI-SIL® has superior adhesion to acrylic and silicone sealant systems making it an excellent choice for the most demanding applications.  Painters love HYBRI-SIL® as it will not shrink, crack or peel and creates a smooth finish after painting.


SIR-O-SIL 25TM    is an acetoxy cure 100% RTV silicone for exterior and kitchen and bath applications.  SIR-O-SIL 25TM remains permanently flexible and resists extreme weather conditions.


SIR-O-SIL 50TM is a neutral cure silicone sealant with all of the advantages of SIR-O-SlL 25TM but with lower odor and better adhesion to porous building materials. 



ACRY-SIL is a general purpose siliconized acrylic for interior applications around windows, doors, and trim. 


Gutter Seal produces an excellent long term seal for aluminum gutters and downspouts, even in standing water. 




         Wexford Everyday Caulk Gun                                     XT Professional Applicator Gun



              PRO 500 Foam & Seal Gun                                AVON 600 Sausage Applicator