Elastomeric Roof Coating & Waterproofing Protection
If you think you'll be conserving the roofing decking plywood (not changing it), then you may conserve yourself some clean-up trouble by getting rid of the components initially and then peeling up the rubber! Information of water damage on camper roof. More water harmed locations on RV roofing decking. There was nothing really terrible that made me feel like I was going to fall through, but certainly a lot of damage and I was getting the feeling I would be changing a great deal of the roof decking plywood.
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I chose the simplest one initially, a vent cap from a kitchen area sink pipes vent pipe. Starting to scrape caulk and sealant. I used a stiff scraper with a chisel-like blade and just began spying and breaking and scraping and hacking. There is no other method around this, you just need to start digging till you expose the screw heads.
Unscrewing the screws in vent cap. The screws on this vent cap were hex-head metal screws so I used a little socket chauffeur to eliminate them. Some came out clean. Others were rusted and I had to use a vice-grip pliers to grab the heads and turn them bit by bit.
I discovered an old wasp nest inside the vent cover. This is a sight I'll probably have to get utilized to, discovering the remains of animal habitation in every nook and cranny. I invest a horrible great deal of my time producing excellent wildlife environment in my backyard so I don't get offended when an animal selects to set up house in my Recreational Vehicle.
Luckily nobody was house in this old nest so I just tossed it. Perhaps I'll put a screen over it when replacing it. Which brings us to the next point. You should attempt not to damage these pieces (like vent covers and caps) as you're scraping off the old caulk and sealant just in case you require to use them again.
(Think I'll discover when the roof is done!) Prying up the vent cap and getting rid of the last ring of rubber roofing underneath. So I pried up the remainder of the cap and scraped up the remaining rubber roofing and butyl tape and putty and 25 years of other gunk and here's how it looks cleaned up.
A Coatings Specialist Explains How To Correctly Apply Roof Coating
One down, 7 more fixtures to go. Next I chose to tackle the only roof ventilation fan that my camper has. My roof vent likewise had a vent cover over it. So I began scraping the gunk from those screws. Beginning on the roofing vent. Hardware exposed on roofing system vent cap, the first nut came off clean.
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Bolt is spinning. The fasteners on this Recreational Vehicle roof vent cover were nuts on little bolts. The first one came off fine with an extension socket package. The second one simply began spinning, suggesting the bolt was not repaired in place however turning along with the nut. Bummer. A peek at the hardware holding down the roofing vent cover.
I didn't have any excellent way to hold the bolt in place so instead I chose to saw through the bolts with a reciprocating saw. Sawing through bolts on roof vent cover. I used a cordless reciprocating saw with a metal-cutting blade however it was challenging to get the blade flat adequate to reach the bolts so close to the roofing system deck. Most were so old and rusted that they sheared off when I loosened then with a lot of force. Loosening the brackets that held the vent cover in place. Then I scraped more caulk and roofing system sealant off the flange of the roofing system vent itself. I quickly discovered there disappeared screws or hardware holding it down so I quit on the scraping and went inside the Recreational Vehicle After scraping the caulk and sealant from flange of roofing vent, no more screws! Loosening the within cover plate of roofing system vent fan in RV restroom.
A couple sheared off with a lot of force, but two wouldn't budge. So I needed to drill out the screw heads. I chose a drill bit close to the size of the shaft of the screws that I had actually currently pulled out and began drilling. Choosing a drill bit for drilling out a screw head.
Shatterproof glass suggested. So I drilled out the heads, one popped off and the other I was getting upset with and gave it a yank prior to it was drilled through. Instead of popping off the screw head, the plastic just melted away around the hot screw head. Whoops. Hope I do not need to recycle this cover.
If not, I'll need larger screw heads when re-assembling. Cover plate eliminated from roofing vent. Next I found little corner brackets with hex-head bolts holding them in. I loosened them (all came out fine thankfully) and pulled out the brackets and little white plastic spacers. Unscrewing corner brackets in roofing system vent.
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All corner brackets eliminated, ready to pull out. Once the brackets were out I returned up top to pry out the the roofing system vent. Then I scraped up all the remaining gunk and rubber roofing. Raising off the old roofing system vent. There are two wires running to the roofing vent (a black hot wire and a white neutral wire) that you'll require to clip to eliminate the old vent.