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The MALCO 50073 is a 1/10-gallon caulking gun designed for applying sealants, caulks, and adhesives in HVAC, plumbing, and general construction applications. Built for trade use, this tool delivers controlled dispensing of standard cartridge-format materials. The 1/10-gallon capacity is the industry-standard size compatible with the most common sealant and caulk cartridges found on job sites. HVAC technicians, plumbers, sheet metal workers, and general contractors reach for this tool when sealing penetrations, ductwork joints, pipe chases, and mechanical room installations.
The MALCO 50073 caulking gun is suited for residential and light commercial work where precise bead application matters. It handles standard 1/10-gallon cartridges used across a wide range of sealants including silicone, latex, polyurethane, and fire-rated caulks. Typical install scenarios include sealing around duct connections, pipe penetrations, window and door frames, and flashing joints. The compact design works well in confined mechanical spaces where control and maneuverability are important.
Designed for use with standard 1/10-gallon caulk and sealant cartridges commonly used in HVAC, plumbing, and construction applications.
No power source is required for operation. Select the appropriate sealant cartridge for the substrate and application before loading the gun. Follow sealant manufacturer instructions for surface prep, cure time, and temperature requirements. Dispose of empty cartridges per local regulations.
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