Bathroom Redesign for 90' 30P

Floor Repair, Inner Skins, Furnishings, Interior Finishes
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pbsled
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Re: Bathroom Redesign for 90' 30P

Post by pbsled »

Thank you for the feedback, which helps a lot to keep me motivated. 5 weeks till our planned shake down trip and things keep moving a long, but all the work with electrical and the counter top slowed me down a bit. It is still an attainable goal I think, but it’s going to be close.

I started priming the walls that get paint today, which is a good sign. I have all the electrical done except for hot water heater, pump and rear backup light relay. Counter top is ready for the formica that I will try and cut tomorrow.
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The bottom layer of the countertop was pretty easy to fit in since it was only 1/4".   It served as the basis of the templates for the other layers.
The bottom layer of the countertop was pretty easy to fit in since it was only 1/4". It served as the basis of the templates for the other layers.
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I have yet to finish the front edge of the counter, and will do that with belt sander and by hand once everything is glued and dried.  I want to finalize that edge in place, because the formica template will need to be perfect.
I have yet to finish the front edge of the counter, and will do that with belt sander and by hand once everything is glued and dried. I want to finalize that edge in place, because the formica template will need to be perfect.
The rear cargo door area is all buttoned up.  I have the holes in the spars that will serve as the route for the PEX to feed shower and sink.  The panels that cover this will also be removable for service.
The rear cargo door area is all buttoned up. I have the holes in the spars that will serve as the route for the PEX to feed shower and sink. The panels that cover this will also be removable for service.
1st coat of primer is on the interior surface.  Have your mask, gloves, and good ventilation ready for this prep.  I have had very good results with cleaning the vinyl surface with a bleach base, then let it dry.  Lightly sand with orbital sander, then wipe it down quickly with lacquer thinner (respirator required).  This gives the any good primer something to bite to before putting on color.  Don't over scrub with solvents however or you risk distorting the texture.  The corner areas are slightly different - one is fiberglass and one is painted aluminum.<br /><br />A good electrician will spot that my proper 12V light switches have not yet arrived.  Since I am only using extremely light resistive load for LED lights, I will ask for forgiveness on using a 120V AC switch for now until my good 12 switches with dimmers arrive.
1st coat of primer is on the interior surface. Have your mask, gloves, and good ventilation ready for this prep. I have had very good results with cleaning the vinyl surface with a bleach base, then let it dry. Lightly sand with orbital sander, then wipe it down quickly with lacquer thinner (respirator required). This gives the any good primer something to bite to before putting on color. Don't over scrub with solvents however or you risk distorting the texture. The corner areas are slightly different - one is fiberglass and one is painted aluminum.

A good electrician will spot that my proper 12V light switches have not yet arrived. Since I am only using extremely light resistive load for LED lights, I will ask for forgiveness on using a 120V AC switch for now until my good 12 switches with dimmers arrive.
This is a view of the chase I am using so the bathroom lights have a switch by the door (on the wardrobe actually).  I have a several LED recessed lights, two of which are actually in the wardrobe facing the rear in the shelf areas there.  All the shelving and the partition walls make adequate lighting difficult, so I have a total of 8 spots in use with 4 in the ceiling.   The color is still a little warm, but with all the yellow foam exposed and unpainted wood I think it will brighten up once I get some paint and more white finishes complete.
This is a view of the chase I am using so the bathroom lights have a switch by the door (on the wardrobe actually). I have a several LED recessed lights, two of which are actually in the wardrobe facing the rear in the shelf areas there. All the shelving and the partition walls make adequate lighting difficult, so I have a total of 8 spots in use with 4 in the ceiling. The color is still a little warm, but with all the yellow foam exposed and unpainted wood I think it will brighten up once I get some paint and more white finishes complete.
The black box with blue wire is the hot water heater controller.   It has a limit of 15 ft of cable, and I think I am right about 8 ft.  The Girard unit utilized a two wire signal based connection, which I assume has some kind of data over power setup as polarity is a non-issue.  I put the controller right outside the open side of the shower door (other side of wall of course) so you could feasibly reach around and control the temp without getting out of the shower if necessary.  I plan on this being a finicky install - but with good water flow I hope its okay.  Reviews are mixed on this unit, but I hope proper flow and controls will help.
The black box with blue wire is the hot water heater controller. It has a limit of 15 ft of cable, and I think I am right about 8 ft. The Girard unit utilized a two wire signal based connection, which I assume has some kind of data over power setup as polarity is a non-issue. I put the controller right outside the open side of the shower door (other side of wall of course) so you could feasibly reach around and control the temp without getting out of the shower if necessary. I plan on this being a finicky install - but with good water flow I hope its okay. Reviews are mixed on this unit, but I hope proper flow and controls will help.
PbSled
"Mr. Eternabond"
1990 30P
2017 F-250 Reg. Cab
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pbsled
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Re: Bathroom Redesign for 90' 30P

Post by pbsled »

I did a couple coats of primer and paint (color) on the walls today that need to be done before the formica, which distracted me into putting some siding on the wardrobe. I went ahead and glued up the interior FRP sides for the wardrobe and installed the Dumawall tiles on the back side of the wardrobe. I cannot praise those wall tiles enough, they are easy to cut, sand easily, and are light. Besides being waterproof, they do make installation easy because there is a tab big enough to run regular staples into them, making installation much easier because external bracing is not really required. I will put on the wardrobe face after all this dries.
Attachments
Wardrobe with rear wall finished and interior walls drying after gluing using PLX, which is what I am using on about everything.
Wardrobe with rear wall finished and interior walls drying after gluing using PLX, which is what I am using on about everything.
Finish of Dumawall tiles.  They are only about 3/16 thick and belt sand very easily making for a nice finish against the shell.
Finish of Dumawall tiles. They are only about 3/16 thick and belt sand very easily making for a nice finish against the shell.
PbSled
"Mr. Eternabond"
1990 30P
2017 F-250 Reg. Cab
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pbsled
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Re: Bathroom Redesign for 90' 30P

Post by pbsled »

Little bit of work on the wardrobe face. I changed adhesive from PLX to LocTite Powergrab HD. It seems to hold better to the PVC tile board for the veneer process.
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PbSled
"Mr. Eternabond"
1990 30P
2017 F-250 Reg. Cab
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pbsled
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Re: Bathroom Redesign for 90' 30P

Post by pbsled »

32 days till our planned trip. I have lots still to do, but progress is steady. I think its still a doable goal.

As you can see I have the plumbing done on the end user side with drains all hooked up with no leaks on the first round of testing. Overall the design has worked out pretty well and it all gravity drains for winterizing to the city box area with some external hoses I will attach for the purpose.

I was able to fit in and glue the formica scrap we used up front for the dining table, with only a minor adjustment on the taper around on the wardrobe side and no seams. I think it matches the style we are looking for well, and I need to order my fluted aluminum face trim this week I think. However, due to the time crunch I am starting to omit things till next Spring, such as the drawer set for under the sink. I will just make the removable panels for the lower side of the cabinets and not worry about that extra storage for now.

I did some final destructive testing for various glue and material in prep for the big effort on making the shower surround, which is my next big step. The PLX is the best for FRP to PolyCarbonite, or FRP to fiberglass, which is what the surround will be using. I may start on the surround this week after final round of leak and flow tests before I button up that partition wall.
Attachments
Contact cement ready to go with some plastic strips to keep formica from touching until its in exactly the right spot. I rolled out the formica from the center outward removing the plastic as you go.  I highly recommend contact cement only for this kind of job, but you really only get one chance to do this right.
Contact cement ready to go with some plastic strips to keep formica from touching until its in exactly the right spot. I rolled out the formica from the center outward removing the plastic as you go. I highly recommend contact cement only for this kind of job, but you really only get one chance to do this right.
Detail of plumbing routes completely installed now.  One nice thing is that there are zero 90 degree PEX fitting for the shower feed except for the 90 coming right off the water heater.  I hope this helps with the control of the Girard unit (or whoever might have to replace it).  Flow can be controlled at the inlet of the hot water heater.
Detail of plumbing routes completely installed now. One nice thing is that there are zero 90 degree PEX fitting for the shower feed except for the 90 coming right off the water heater. I hope this helps with the control of the Girard unit (or whoever might have to replace it). Flow can be controlled at the inlet of the hot water heater.
I started the overhead vanity part now that the wall is done on one side.
I started the overhead vanity part now that the wall is done on one side.
Detail of polycarbonate hollow core wall before I glue on the PVC veneer panels.
Detail of polycarbonate hollow core wall before I glue on the PVC veneer panels.
About done with this area minus some possible trim someday, but it might just be fine with a little bit of clear caulk since the clearances are tight enough.
About done with this area minus some possible trim someday, but it might just be fine with a little bit of clear caulk since the clearances are tight enough.
PbSled
"Mr. Eternabond"
1990 30P
2017 F-250 Reg. Cab
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pbsled
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Re: Bathroom Redesign for 90' 30P

Post by pbsled »

I took a stab at starting the shower surround backing today. The overlap joints with the shower pan worked out well and are sealed with silicone. I switched from self tapping screws to rivets that were easier to get tight. Surface will be traditional FRP panels.
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PbSled
"Mr. Eternabond"
1990 30P
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Razorback
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Re: Bathroom Redesign for 90' 30P

Post by Razorback »

Is that a clear enclosure?
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pbsled
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Re: Bathroom Redesign for 90' 30P

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The backing board is clear, but white FRP will be glued on top of it. The FRP is so flimsy that I couldn’t figure out a way to put it up as the only layer, but I need the FRP as the finish surface to make the bend on the upper side when the wall turns into the ceiling.
PbSled
"Mr. Eternabond"
1990 30P
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Re: Bathroom Redesign for 90' 30P

Post by Razorback »

Thx for the details..... that makes sense.

Ever onward!
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1987 Avion 34W
1995 Ford F-250 7.3L PowerStroke
I'm a "whosoever"... are you???
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pbsled
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Re: Bathroom Redesign for 90' 30P

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Moving along with shower wall backboard. The LocTite foam (white stuff) has been great to provide some strength to the wall - especially the corners. Transition area to OEM fiberglass has temporary braces to help with keeping that plane straight with the outer wall, but they will come off once it all dries overnight. The plastic is honestly faster and easier to work with than plywood, but certainly more expensive.
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PbSled
"Mr. Eternabond"
1990 30P
2017 F-250 Reg. Cab
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pbsled
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Re: Bathroom Redesign for 90' 30P

Post by pbsled »

The last major structural item to build is the bulkhead wall that will form the forward shower wall. The outboard wall is now done and the fiberglass filler helped smooth out the transition well enough. I think using 1/4 plywood btw and some steam on laminating strips is now the best method for lining the curved wall. I found this much easier to keep straight and plumb.

I am building an air box at the base of the wall to attach the heating duct. If all goes well I will have an airtight chamber under the shower pan that will be the pass trough for the heating air that will exit via a register under the sink. I thought about having a vent by the door, but would rather see if I can achieve some heating effect under the shower pan and also get some heat around the back chase along the wall to keep plumbing warm. I might get some FRP up tomorrow. I only have about 2 1/2” of room on this wall and making a turn with ducting was not possible.
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PbSled
"Mr. Eternabond"
1990 30P
2017 F-250 Reg. Cab
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