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The RECTORSEAL m78926 is a 10-pack of medium-grit nylon abrasive pads sized at 4 inches by 6 inches, designed for surface preparation on metal pipe and fittings. These pads remove oxidation, mill scale, and surface contamination to ensure clean, bondable surfaces before soldering or brazing. The medium-grit construction cuts aggressively enough for quick prep without over-abrading soft copper or brass. Plumbers, HVAC technicians, and pipefitters keep these pads on hand as a standard consumable for copper sweat work and refrigerant line prep.
These pads are well suited for residential and light commercial plumbing and HVAC applications where soldered or brazed joints are required. The 4-inch by 6-inch format can be cut to a smaller size to fit tight spaces and reduce waste on the job. Common use cases include prepping copper tubing ends, cleaning fittings before flux application, and polishing brass valve seats before reassembly.
Designed as a general-purpose surface prep consumable for use on copper, brass, and similar metal surfaces in plumbing and HVAC piping systems.
Surface preparation pads are a standard consumable used by licensed plumbers and HVAC technicians prior to soldering or brazing per applicable codes including the IPC and IFGC. Shut off water supply and depressurize the line before working on any pipe joint. Wipe the prepared surface clean of debris before applying flux to avoid contaminating the joint. Do not substitute abrasive pad prep for proper deburring of cut tubing ends.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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