Customer Reviews for Henry 549 7 lbs. Feather Finish Patch and Skimcoat. Internet # 100551687Model # 12163Store SKU # 626329. Hover Image to Zoom. 549 7 lbs. Feather Finish Patch and Skimcoat. by Henry (366)Dries in just 15 minutes; I followed the instructions and this product worked GREAT. I was able to smooth out my floor in prep for the Henry 549 FeatherFinish Underlayment Patch & Skimcoat is a Portland cement-based patch and skim coat that can be installed over almost any surface to provide a smooth and permanent finish prior to the installation of floor coverings or patching holes, gouges, cracks, and seams, in subfloors such as concrete, brick, masonry, terrazzo and ceramic tile, wood, and metal, prior to the installation HENRY 549 FeatherFinishTM is a Portland cement-based patch and skimcoat that can be installed over almost any surface to provide a smooth and permanent finish prior to the installation of floor coverings. 1. Make sure you countersink every single one so your concrete feather finish will go on smoothly. Ardex/Henry Products. Customer Reviews for Henry 549 7 lbs. Feather Finish Patch and Skimcoat Internet # 100551687 Model # 12163 Store SKU # 626329 Hover Image to Zoom 549 7 lbs. Feather Finish Patch and Skimcoat by Henry (346) Dries in just 15 minutes Primer is not needed For patching and repairing subfloors Check Order Status Pay Your Credit Card Order Cancellation Henry 549 Feather Finish Underlayment Patch and Skimcoat is a Portland cement-based product that can be installed over almost any surface to provide a smooth and permanent finish prior to the installation of floor coverings. Its quick 15-minute drying time speeds installation. It is an excellent choice for patching, skimcoating and feather edging interior concrete, masonry, wood, cementitious HENRY® Page 549 FeatherFinish™ Underlayment Patch and Skimcoat 2 of 8 02-Mar-2015 % With Unknown Acute Toxicity: 38% of the ingredients listed in Section 3 have unknown acute toxicity. Ingredients CAS # % (by weight) Calcium aluminate cement 65997-16-2 30.00 - 60.00 Limestone 1317-65-3 30.00 - 60.00 If a true featheredge is needed, The W.W. Henry Company recommends using HENRY 549 or HENRY 547 mixed with HENRY 546 for transitions. For areas with a thickness greater than 1 1/2'' (3.8 cm), mix HENRY 565 with washed and well-graded 1/8'' to 3/8'' (3 to 9.5 mm) pea gravel. Please note that the aggregate size must For More information visit: wwhenry.comOur best universal underlayment, for use as a patch, underlayment, or embossing leveler. HENRY 547 Universa HENRY 547 UniPro Universal Underlayment. Home Subfloor Preparation Patches HENRY® 547 UniPro. info@wwhenry.com. (800) 232-4832. Patches. Products. Since I ran out of this bag mid-project, I learned that you can actually use another product called Henry Feather Finish - product number on the box is 549. ALSO, we had to use a paddle stirring contraption - normally used for stirring paint - or you could use the one for actually stirring together joint compound. I have had both Henry 549 "feather finish" recommended for filling in the low spots, or self leveling underlayment. I'm leaning towards the pure SLC solution now, probably with Henry 549 since Henry is recommended in the installation instructions, and the 549 is designed for feathered edges like I'll have where I ramp up to the high spot