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Edwardian brick semi entrance with a freshly painted green door, cream porch and black railings

Faded stained fibreglass door painted blue-⁠black near the Ajax shore

On a 1990s two-storey a few streets from the Ajax waterfront, a woodgrain fibreglass door had been stained, and its clear coat was peeling under an old storm door. We took the storm door down, removed the failed clear, primed over the remaining stain and brushed two blue-black satin coats, plus the frame and arched glass lite.

A family home a few streets from the lake

Much of Ajax behind its Lake Ontario waterfront filled in with subdivisions between the 1970s and the 1990s. This house is one of the later ones: a two-storey with beige siding, a front porch carried on red-brick piers and white columns, and a fibreglass front door with a moulded woodgrain and a small arched glass lite near the top. It sits a few streets from the shore, close enough that the wind off the lake is part of daily life.

The door had come from the factory ready to stain, and it had been stained a medium oak tone with a clear coat over it. In front of it hung an aluminum storm door with a full glass panel. The owners wanted the stained look gone and a near-black door in its place, which matched the brick and columns better and suited the hardware they had already bought.

The storm door had done the damage

When the storm door came open, the reason for the failure was obvious. A full-glass storm door on a sunny wall works like a small greenhouse: sunlight passes through the glass and heats the air trapped against the entry door. On this door, the clear coat had cracked across the lower panels, curled at the edges and lifted in thin, brittle sheets. Where the clear was gone, the stain underneath had faded from oak to a washed-out orange.

The upper part of the door, shaded by the storm door’s frame and the porch roof, still had clear coat that was firmly bonded. So the slab was half peeling and half sound, and the two halves needed different handling. The owners decided not to put the storm door back, which also removed the heat concern that comes with a dark colour behind glass.

The details that made it slower

  • The arched lite had a plastic frame moulded around it, which had yellowed and would not hold paint without the right primer.
  • Old furniture wax had been used on the door at some point to brighten the stain, and wax blocks paint from bonding.
  • Morning dew off the lake left the porch damp until the sun had been on it for a while, which set the hours for each coat.

Prep and protection

The porch

We took the storm door off its hinges and carried it to the garage with its hardware taped to the frame. Drop sheets covered the porch floor and steps, and the bases of the white columns and the brick piers next to the door were wrapped in plastic. The old brass knob and deadbolt stayed on, masked with tape, while the primer went on, and came off before the finish coats, since the owners were replacing them with a matte black lever handleset.

The slab

  1. The peeling clear coat was lifted with plastic scrapers, which take off loose material without scratching the fibreglass skin. On the lower panels it came away almost entirely.
  2. Where clear coat was still firmly stuck, it stayed. Its edges were feathered with fine sanding sponges so there would be no visible step between the bonded clear and the bare stained areas once painted.
  3. The whole slab was cleaned with a solvent cleaner to remove the old wax, then wiped again with fresh rags until they came away clean. Skipping this step would have left the new paint lifting in the same places the wax had been.
  4. Every surface was dulled with an extra-fine sanding sponge, keeping light pressure so the woodgrain texture survived.

The lite frame

The plastic around the arched glass was cleaned, scuffed with a fine sponge and masked tight to the glass. Plastic trim like this needs a primer rated for it, or paint will scratch off with a fingernail. The primer we used covers fibreglass, plastic and old finishes, so one product could go over the slab and the lite frame alike.

Priming

A stain-sealing bonding primer went over the entire slab, edges included, and the lite frame. It does two jobs here: it grips the mix of fibreglass, bonded clear and stained surfaces, and it seals the old stain so it cannot react with or bleed into the new paint. The jamb and brickmould were caulked where the old caulk had split, and bare spots on the wood were primed.

Brushing the finish coats

The door stayed in its frame and was painted by brush, working with the woodgrain direction moulded into each part. Panel profiles went first, then the panels, then rails and stiles in long strokes from end to end, so each surface was finished before its edges began to dry. The plastic lite frame was painted with a smaller brush, carefully, since a heavy coat there would sag.

Two coats of exterior acrylic door enamel in satin went onto the slab, the edges and the lite frame. Each coat started only after the dew had dried off the porch and was finished early enough in the afternoon to dry before the evening damp came in off the lake. The second coat waited until the manufacturer’s stated recoat interval was up. The jamb and brickmould took two coats of white satin trim paint, so the black door sits inside a crisp white outline that matches the porch columns.

The door was propped open while each coat dried to the touch and the weatherstripping was wiped down before it closed for the evening, so the fresh finish would not stick to the seals.

Settling on blue-⁠black

The owners knew they wanted something close to black, but had not decided which. Our free colour consultation brought sample pots of a jet black, a charcoal and a blue-black, a very dark navy that reads as black from a distance. We painted each one on primed sample boards so the owners could set them against the red brick piers and white columns, looking first in the bright morning light, then again in the evening.

Jet black looked flat and slightly harsh beside the beige siding. The charcoal seemed grey next to the brick. The blue-black held its depth in both lights and showed a hint of navy only when the sun was directly on it, which the owners liked. Satin was chosen because it softens fingerprints and is easy to wipe after a wet day on the porch.

Cleanup through the job

At the close of each day the drop sheets were folded, sanding dust and the curled flakes of clear coat were swept and bagged, rags soaked with solvent cleaner were sealed in a metal can for disposal, and the porch was left clear for the family to use. After the last coat, the plastic came off the columns and piers, the new matte black lever handleset was installed, and the glass of the arched lite was cleaned.

The finished door and its care

The door now reads as black from the street, with the woodgrain texture still visible up close and the arched lite framed in the same colour. The white brickmould and columns give it a clean frame, and the red brick piers sit warmly on either side.

  • Leave the storm door off. A dark door behind glass on a sunny wall heats up, which is what destroyed the original finish.
  • For cleaning, a soft sponge and soapy water is enough; skip wax and furniture polish, which will dull satin and spoil future repainting.
  • Check the bottom edge and the lite frame each spring for chips or cracks.
  • Labelled touch-up cans of the blue-black and the white trim paint are in the garage beside the storm door.

Why this suits homes near the Ajax waterfront

Sun, wind and morning damp off the lake all work on an entry door near the shore, and storm doors, common on houses of this era, add trapped heat to the mix. Converting a tired stained door to paint is often more practical than restaining fibreglass that has lost its clear coat. Our door refinishing service covers both, and the timing is planned around dry days and dew. There is more about the town’s postwar houses, subdivisions and newer streets on the Ajax page, and we work across the rest of Durham Region too. If your door is peeling behind a storm door, send us a message and we will itemize the removal, primer and finish coats in a written quote.

Scope of work

  • Take down the aluminum storm door and store it in the garage
  • Cover the porch floor and wrap the white columns at their bases
  • Mask the old brass lockset for priming, then remove it
  • Lift the peeling clear coat with plastic scrapers
  • Feather the edges of bonded clear with fine sanding sponges
  • Wipe the slab with a solvent cleaner to remove residue and wax
  • Scuff and prime the yellowed plastic frame around the arched lite
  • Prime the slab with a stain-sealing bonding primer
  • Brush two blue-black satin coats on the slab, edges and lite frame
  • Paint the jamb and brickmould white in two coats
  • Clean the arched lite glass once the masking comes off
  • Fit the new matte black hardware supplied by the owners

Materials and tools

  • Plastic scrapers and fine and extra-fine sanding sponges
  • Solvent cleaner for wax and old finish residue
  • Stain-sealing bonding primer suited to fibreglass and plastic
  • Exterior acrylic door enamel, satin, blue-black
  • White exterior acrylic trim paint, satin
  • Soft synthetic brushes in two widths
  • Drop sheets, plastic wrap and low-tack tape
  • Paintable exterior caulk

Questions about this kind of job

Can a stained fibreglass door in Ajax be painted instead of restained?

Yes. Loose clear coat is lifted off, firmly bonded clear is feathered and dulled, and any wax or residue is cleaned away. A bonding primer that also seals the old stain goes on before at least two finish coats. Painting is often the more practical route when the clear has failed across large areas, since restaining fibreglass evenly after that kind of damage is difficult.

Does a storm door damage the finish on a front door?

It can. A full-glass storm door on a sunny wall traps heat against the entry door, and that heat breaks down clear coats and paint faster, especially on darker colours. Many door makers warn against dark finishes behind storm doors for that reason. If you want to keep the storm door, a lighter colour or a vented storm door is worth considering, and we can talk it through at the visit.

Can the plastic frame around the glass in our door be painted?

Yes, with the right primer. Moulded plastic frames around door glass are smooth and slightly flexible, so ordinary paint scratches off easily. The frame is cleaned, scuffed lightly, masked to the glass and primed with a bonding primer rated for plastic. Then it takes the same finish coats as the door, applied thinly so they do not sag.

Does morning dew near Lake Ontario affect exterior door painting?

It does. Paint should not go onto a damp surface, and fresh coats should be dry before evening damp arrives. Near the lake in Ajax, porches can stay wet until the sun has been on them for a while. We start coats once the surface is dry and finish early in the afternoon, following the manufacturer's recoat times between coats.

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