Steel BeamInstallers
Victorian through-lounge with a boxed beam where the dividing wall used to be

Through-lounge knock-throughs · Craigavon

Through-lounge knock-throughs in Craigavon

Through-lounge knock-throughs for homes in BT63, BT64, BT65, designed by a structural engineer.

  • Price fixed in writing once scope is agreed
  • Building control arranged
  • Temporary works and making good included

Free survey in Craigavon

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  • Free survey visit
  • Engineer's calculations arranged
  • Building control handled
  • Fixed written price once scope is agreed
  • England, Wales, mainland Scotland & NI

Through-lounge knock-throughs in Craigavon: how it works

Our through-lounge knock-throughs service in Craigavon covers everything from the first visit to the completion paperwork. The wider Armagh City, Banbridge and Craigavon area is covered as well. Postcode districts we cover here include BT63, BT64, BT65 and BT66.

Many period terraces and semis were built with a front parlour and a back sitting room divided by a solid brick wall. Opening them into one through-lounge brings light from both ends of the house, but that wall commonly carries the floor joists, the wall between the bedrooms above and sometimes part of the roof load too.

Key points for your project

  • Period ceilings are often lath and plaster, which can crack or sag when the wall below is disturbed. Props are set to spread load gently, and damaged areas are repaired with lime plaster or overboarded, depending on the condition and your preference.
  • Radiators, pipe runs and sockets on the dividing wall need relocating. Older houses sometimes have heating pipes running under the floor along the wall line, so these are traced and moved by a heating engineer before the wall comes down.
  • Victorian brickwork is usually laid in soft lime mortar and the internal walls may be only one brick thick. The engineer allows for this when designing the bearings, and padstones are often used to spread the beam's load over the weaker masonry.
  • The steel commonly needs fire protection to meet building regulations, usually by boxing it in fire-rated plasterboard and skimming it. In period rooms the box can be finished with a matching cornice so it reads as part of the original ceiling.
  • The structural stage for a through-lounge typically takes three to five working days. Both reception rooms are out of use for that time, so furniture is moved out or stacked and sheeted, and the hallway is kept clear as the main walkway.

How the job runs in Craigavon

  1. Free visit

    A short visit to Craigavon to see the job, agree what you want and check the bearings, floors and services that affect the design.

  2. Calculations

    The engineer's calculations and a simple drawing are prepared for your opening and shared with you before anything is ordered.

  3. Building control

    A full plans application or building notice goes to Armagh City, Banbridge and Craigavon Borough Council under the Building Regulations (Northern Ireland) 2012 before work begins.

  4. Steel in, made good

    On site we prop, open up, fit and pack the steel, then fire protect, box in and plaster once the inspection is done.

Guide prices for through-lounge knock-throughs in Craigavon

As a guide, budget £2,150–£4,750 including VAT for through-lounge knock-through in Craigavon, based on published UK cost guides adjusted for prices in Northern Ireland (-14%).

JobTypical guide rangeWhat it usually covers
Through-lounge knock-through£2,150–£4,750Wall between front and back reception rooms, steel beam, approvals, plastering and floor infill
Load-bearing wall removal with steel beam£1,700–£4,300Typical internal wall up to about 4 m: calculations, building control, propping, steel, padstones, fitting, fire protection and making good
Chimney breast removal (ground floor)£1,300–£2,600Ground-floor breast removed, steel to support the breast above, building control and making good
Kitchen-diner knock-through£2,150–£5,150Internal structural wall between kitchen and dining room, steel beam, approvals and making good (kitchen fitting extra)

Figures include our approximate regional adjustment for prices in Northern Ireland (-14%) and are rounded. How these figures are worked out.

Building rules for Craigavon

Removing a load-bearing wall in Northern Ireland needs building control approval from the council. Armagh City, Banbridge and Craigavon Borough Council covers Craigavon. The engineer's calculations support the application, and a completion certificate is issued after the final inspection.

Northern Ireland has no Party Wall Act, so there is no statutory notice to serve. Where the steel bears into a shared wall, the title deeds and the general law apply, and agreeing the work with your neighbour in writing first is good practice.

Building rules in Northern Ireland

Through-lounge knock-throughs near Craigavon

Questions about through-lounge knock-throughs in Craigavon

How much do through-lounge knock-throughs cost in Craigavon?

As a guide, budget £2,150–£4,750 including VAT for through-lounge knock-through in Craigavon, based on published UK cost guides adjusted for prices in Northern Ireland (-14%). The exact figure depends on the span, what the wall carries, access and the finish, and is fixed in writing once the scope is agreed.

Do you also work near Craigavon?

Yes. We also cover nearby towns including Portadown, Banbridge, Lisburn and Dungannon.

Is the wall between two reception rooms load-bearing?

In most period terraces and semis it is, because it carries the floor joists and the wall between the bedrooms above. Some later houses have lighter partitions in this position, so the only way to be sure is an engineer's inspection. We arrange this during the survey and design stage.

How wide can a through-lounge opening be?

That depends on what the wall carries and how the beam ends can be supported, and the structural engineer sets it. Many owners go nearly full width, keeping short nibs at each end, while others choose a narrower opening to keep two distinct rooms. Wider spans need heavier steel and sometimes columns.

Should I keep the chimney breasts when knocking through?

Most people do, because the breasts frame the opening and support the stack above. Removing a chimney breast is a separate structural job needing its own design and approval, and it affects your neighbour if the stack is shared. Keeping them usually simplifies the steelwork and preserves the character of the room.

Do you cover Craigavon for through-lounge knock-throughs?

Yes. We carry out through-lounge knock-throughs in Craigavon and the BT63, BT64, BT65 and BT66 postcode districts. Book a free survey visit and we will check the wall, arrange the engineer's calculations and send an itemised written quote.

Planning to take a wall out?

Book a free survey visit. You get an itemised written quote covering calculations, building control, steel and making good.