Advice 1: How to repair the hole in the tub

Fortunately, through the damage in the baths are formed rarely. More often have to deal with scratches and chipped enamel. However, if this trouble with your bathroom happened, do not worry. Modern repair materials for baths allow, if not completely get rid of the need to buy a new tub, then at least to postpone the case indefinitely.
How to repair the hole in the tub
You will need
  • - a drill bit Ø2-3 mm;
  • - abrasive wheel;
  • - kit for repair of acrylic baths;
  • - repair kit to repair acrylic baths;
  • - sandpaper No. 100, 200, 400;
  • - universal putty (epoxy "pe brulex", etc.);
  • enamel baths ("stakril", "epoxy", "Tikkurila reafleks 50", etc.);
  • reinforcing tape with the vitreous;
  • - alcohol.
Instruction
1
Repair of damages (cracks, holes) acrylic will unprovable a hole diameter of 2-3 mm at the ends of the crack. This is done to prevent their further development. Clean the damaged area with sandpaper No. 100, degrease it with alcohol.
2
Mix the resin from the repair kit to repair acrylic baths and hardener in the proportions specified in the instructions. Apply to the repair place a layer of resin. Put on top of the resin reinforcing material. Press it into the resin and put the second layer of the adhesive component, ensuring that he impregnated material and has penetrated into all the pores. Wait until the resin hardens. The waiting time specified in the instructions to the kits. Some of them want to overlay several layers of reinforcing material. Follow these requirements.
3
After applying and curing of all the layers, clean the repair area first with emery paper No. 200, then No. 400. Make sure the surface was flat and smooth.
4
Treat the surface of the repair with rubbing alcohol and apply Polish from kit for repair of acrylic bathtubs. Polish the repair area with a flannel.
5
The fixation through-holes of iron and steel was vannelli hole in cast iron tub has a crack, drill the ends of the drill holes with a diameter of 2-3 mm. In the iron bath, this can not be done.
6
Treat damage to electric drill with an abrasive so that the damage around the crater formed a funnel. The injury site should be cleaned to bare metal. The larger sizes will have a chamfer of the funnel the more horizontal will be the edge, the better.
7
Degrease the repair area with alcohol. Mix with hardener universal filler based on epoxy resins in the proportions indicated in the instructions. Apply the mixture to the edges of the damage. Stick to the damage to the reinforcing tape with fiber glass, tightly pressing it to the surface. On top of the tape, apply another layer of putty. Give her time to harden. Repeat the operation with the imposition of the reinforcing tape again. When coating it with resin, make the surface of damage was slightly above surrounding surfaces of the bath.
8
After final curing of the resin will strip the damage first with sandpaper No. 100, then No. 400. Try to ensure that the surface damage was on the same level with the surrounding surface. Degrease it with rubbing alcohol and apply one of the enamels for baths ("stakril", "epoxy", "Tikkurila reafleks 50", etc.). Since technology is the application of enamels may be different, follow the instructions for a specific material.
Useful advice
In the repair of any bath, follow these guidelines.

Damage should be split with the lower chamfers. Imposed by the number of reinforcing layers depends on the size of the damage. Very small holes (up to 5 mm) only one reinforcing layer, on large – 2-3.

Buying a kit to repair acrylic baths, check out the equipment. Perhaps it will include funds for the redecoration of the bath (wax). In this case there is no need to buy a kit for a decorative repair.

Advice 2: How to drill cast iron tub

During the renovation the builders might have an issue drilling cast iron bathtubs to install the faucet, drain or other purposes. The cast iron is drilled, usually without problems, but in this case to avoid chipping the enamel?
How to drill cast iron tub
You will need
  • - drill;
  • diamond drill bit or holesaw;
  • - metal drill bit;
  • - rubber nozzle with abrasive rings;
  • the sander;
  • sealant or epoxy glue;
  • water;
  • conductor.
Instruction
1
Using a marker mark on the enamel layer point of drilling. To drill bit slipping, protsarapat point with an awl or drill end.
2
To drill the enamel layer, use diamond drill. Drill very slowly, constantly cooling the drill holes with water, not allowing it to heat up. In order to cool the drilling point, stretch to it a tube, supplying water, be very careful not to forget that in your hands the power tools.
3
Enamel drilled, change the drill bit drills into the normal metal. If you want a small hole, first drill a hole of small diameter, and then it rassverlivat thicker drills. Don't forget to cool the metal and drill slowly, if it heats up and the surface will go "whitening" - the drill bit will be blunt in the first millimeter, as cast iron becomes harder than tempered steel.
4
If you need a large diameter hole, make a jig from a piece of plywood with a Central hole. First drill through the jig to remove the layer of enamel pervym drill bit for glass or tile. Then remove the jig and drill a conventional drill on metal. Note that the holes in the jig should be located at a distance of not more than 1 mm, then the disk will be removed easily. Hone the bore from the inside with a rubber nozzle with abrasive pieces of sandpaper.
5
If you have a grinder, try to drill as follows: grind the enamel on the contour, then the contour obsolite small drill bit and apply the same edge grinding machine.
6
If it is a part of enamel is split off, close the edges of the holes with decorative chrome Cup of appropriate diameter.
7
When you drill a hole in cast iron tub, cover the bare surface of the cast iron sealant or epoxy glue, or after the installation of the mixer, the enamel will begin to appear rusty streaks.
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