6 Vernon Walk, Epsom, Tadworth, KT20 5QP24 Hours / 7 Days a Week
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    Weekes Plumbing & Heating
    Central heating system install with system boiler, unvented cylinder and lagged pipework in a Surrey plant room
    Gas Safe · 14+ Years Experience

    Full Central Heating System Installation In Surrey

    New radiators, modern boiler, smart controls and all the pipework done right — a heating system that warms every room evenly and runs for 15+ years.

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    Sound Familiar?

    Most central heating systems jobs get botched the same way

    • Some rooms freezing, others sweltering — system zoned by accident.

    • Old gravity-fed system can't keep up with modern usage.

    • Quote for a "full system" that didn't actually include the radiators.

    • Worried about ripping up floors and being without heat for a week.

    The Cost Of Getting It WrongA poorly designed heating system wastes 20–30% of every gas bill — and gets blamed on the boiler when the real problem is undersized pipework, missing TRVs or no balancing. £400/year wasted, every year, indefinitely.
    How It Works

    Simple, Honest, On Time

    1

    Heat Loss Survey

    We measure every room's heat loss — windows, walls, ceilings, floors — using the EN12831 standard. Radiators sized to actual demand, not bedroom count.

    2

    Detailed Written Specification

    Boiler model, radiator sizes per room, pipework diameter, controls, valves, filters — all itemised before you commit.

    3

    Project Scheduled In Phases

    Most full systems installed in 3–5 days, with heat and hot water restored every evening so you're never freezing overnight.

    4

    Pipework Run Tidily

    Floorboards lifted carefully and re-laid, walls chased only where unavoidable, and exposed pipework boxed in cleanly where it can't be hidden.

    5

    Commissioning, Balancing & Handover

    System chemically dosed, magnetic filter fitted, every radiator individually balanced, and a full handover document with warranty paperwork.

    What You Get

    Why Surrey Homeowners Choose Weekes For Central Heating Systems

    Properly Sized Radiators Per Room

    We calculate heat loss room-by-room — so the lounge isn't roasting while the bedroom stays cold. No guesswork.

    22mm Pipework Where Required

    Modern condensing boilers and high-flow systems need correctly sized pipework. We upgrade where the legacy 15mm runs are throttling performance.

    Smart Zoning & Controls Included

    Multi-zone Hive, Nest or tado° setups with per-room control where it makes sense — and proper geofencing for unoccupied savings.

    Magnetic Filter & Inhibitor Fitted

    Every system protected from sludge from day one with a magnetic filter and correctly dosed inhibitor — preserves boiler warranty.

    Up To 12-Year Manufacturer Warranty

    On Viessmann installs registered through our accredited installer account.

    Heat & Hot Water Each Evening

    Even mid-install, you won't go a night without heating or hot water — we rephase to keep the home livable.

    Limited-Time Offer

    Free Boiler Health Check
    With Any Repair

    Book any boiler repair this month and we'll include our 21-point health check at no extra cost.

    Knowledge Centre

    Central Heating Systems: What You Should Actually Know

    Why Most Heating Systems Underperform

    Three failures account for most poor-performing UK heating systems: undersized radiators chosen by guesswork; pipework left at 15mm when the boiler needs 22mm flow; and no balancing — meaning the closest radiators steal flow from the furthest. We address all three by design.

    Combi vs System vs Regular For Full Installs

    Combi: best for 1–2 bath homes with strong mains pressure. System (with unvented cylinder): right for 2+ baths or larger families wanting mains-pressure showers from every tap. Regular (with vented tanks): typically retained only when loft tank space and traditional plumbing are preferred.

    How Long Should A New Heating System Last

    Properly installed and serviced: boiler 12–15 years, pressed steel radiators 20+ years, copper pipework 50+ years. Skip the magnetic filter and annual servicing and you can halve every one of those numbers.

    Service Areas

    Central Heating Systems Across Surrey

    Same trusted engineer, same fixed pricing — wherever you are in our coverage area.

    FAQs

    Straight Answers — Central Heating Systems

    Ready To Get Your
    Central Heating Systems Sorted?

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