Architectural blueprint showing a floor plan with labels for rooms, partitions, ceiling grid, door openings, and measurements.

Drylining, ceiling and SFS estimates you can price with confidence.

GCS Estimating is a freelance estimating service for drylining, ceiling and SFS subcontractors. With over 20 years in the trade, I turn tender drawings into accurate take-offs, clearly marked-up plans and priced bills of quantities, so you can bid for more work without adding to your overheads.

Services

Drylining & Partitions

Metal and timber stud partitions, wall linings, dot & dab, shaft walls, encasements and bulkheads, measured by wall type with door openings, deflection heads and reveals all picked up.

Technical drawing of a metal stud partition wall showing insulation, C studs, and door opening with base track, with annotations indicating materials and dimensions.

Suspended Ceilings

MF plasterboard ceilings, exposed grid and tile, bulkheads and perimeter trims, measured per ceiling specification with clear, colour-coded markups.

3D grid diagram illustrating a suspended ceiling design. Labels include 'Hanger', 'Main Tee', 'Cross Tee', 'Light Fitting', and 'Perimeter Trim'. The grid is marked with a perimeter of 600 units.

SFS Framing

Specialist take-offs for load-bearing and infill steel framing systems: studs, head and base tracks, jambs, lintels and cills, counted and scheduled drawing by drawing.

Architectural drawing of a building frame showing components like the slab, infill panel, studs, jamb, cill, header track, head track, base track, and open space with measurements.

Free tool: GCS Rate Builder

Build drylining rates in minutes. Pick the system (walls and partitions, ceilings, steel casings or pipe boxing), choose the boards, studs and insulation, and see the materials and labour build-up behind every rate, with a section drawing to check against.

Free to try. Guidance only, not for commercial use.

Try the GCS Rate Builder →

A construction rate builder webpage showing wall, ceiling, casings, and pipe boxing details with a diagram of a single frame wall and resource list for building materials like plasterboard, insulation, and studs.

What you get

Take-offs

Marked-up drawings
Colour-coded by system
Quantity table on every sheet
Checked twice for errors

Priced bills

NRM2-format bills of quantities
Labour and material build-ups
Supplier and labour enquiries
Tender adjudication summary

Tender support

Offer letters and qualifications
Labour reports
Programme resourcing
Fixed fees agreed up front

Get a quote

Send over your tender drawings, or fill in the form below with a few details about the job, and I’ll come back to you with a fixed quote for the take-off or the full estimate. I work with drylining, ceiling and SFS subcontractors across the UK and overseas.

About

Construction blueprint showing ceiling and partition details with specifications, measurements, and labels, including sections for metal stud partition, insulated partition, grid ceiling, and plasterboard ceiling.

Services

Drylining & partitions
Suspended ceilings
SFS framing (load-bearing & infill)

Working with

UK subcontractors
Australia & New Zealand
Fully remote, worldwide

Experience

20+ years estimating
SFS specialist
Bluebeam take-offs

Systems

Drylining: British Gypsum, Knauf, Siniat, Speedline
Ceilings: Armstrong, Rockfon, Ecophon
SFS: Metsec, Hadley, EOS, Ash & Lacy