CASE STUDY · COATESVILLE, PA · 1.5 DAYS
Front Door Diplomacy: A Rowhome Entry Replacement in Coatesville

JOB CARD
A rowhome has one face to show the street, and the front door is most of it. This Coatesville rowhome's door had served since at least the Nixon administration: a heavy slab with a deadbolt strike held by paint, weatherstripping fossilized flat, and a winter draft the family had assigned its own blanket. The brick around it, meanwhile, was ready for another century.
Doors in masonry openings are their own discipline. There is no stud wall to shim against, the opening was laid by a bricklayer with 1920s tolerances, and every fastener decision is a negotiation with brick. Here is how a proper one goes in, and why it matters beyond the draft.
Negotiating with a masonry opening
The old frame came out to reveal the original rough opening: brick, a wood buck softened by decades, and gaps stuffed with newspaper from a year we will not print. We replaced the buck with treated lumber anchored to the masonry, flashed the sill and jambs so water heading down the wall face is directed out, and set the new frame plumb in an opening that is not, which is the entire craft in one sentence.
The new door is insulated steel, the right call on a city street where the door doubles as security equipment. Steel entries take the abuse fiberglass politely declines, and modern units have shed the fridge door look of their ancestors.
Draft, security, and the meter
Air sealing got the full treatment: low expansion foam at the perimeter, a proper sill pan, and fresh weatherstripping the door actually compresses. Entry doors are a modest slice of a home's heat loss, but a badly sealed one concentrates it into a moving draft the body reads as the whole house being cold. The ENERGY STAR door criteria are the reference numbers, and the family retired the door blanket the first week.
The deadbolt now throws into a reinforced strike anchored deep, not into paint. On a rowhome, door hardware is the security system's front line, and an afternoon of proper strikes and hinge screws outperforms most cameras.
The block effect
A crisp new entry on a rowhome block changes more than one house, which we have watched happen on this street since: two neighbors have asked for our card off this door alone. It joins the porch railings and the resurfaced steps in the same argument: in Coatesville brick, modest exterior projects punch far above their invoice. The menu is on the window and door page.



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