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Most specified uPVC, cast iron, and steel rainwater goods for London residential renovation in 2025
Most specified uPVC, cast iron, and steel and aluminium rainwater goods for London residential renovation in 2025: UPVC RAINWATER GOODS — MOST SPECIFIED IN LONDON RESIDENTIAL RENOVATION IN 2025: MOST SPECIFIED UPVC GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025: MARLEY RAINWATER PVCU 112MM HALF-ROUND GUTTER (THE MOST SPECIFIED UPVC GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025 — MARLEY RAINWATER PVCU 112MM HALF-ROUND — MOST SPECIFIED PROFILE: HALF-ROUND (THE MOST INSTALLED GUTTER PROFILE IN LONDON RESIDENTIAL RENOVATION IN 2025 FOR UPVC GUTTERS ON POST-WAR LONDON PROPERTIES WHERE THE ORIGINAL CAST IRON SYSTEM HAS BEEN REPLACED — HALF-ROUND BEING THE MOST COMMONLY USED PROFILE BECAUSE IT IS THE CLOSEST UPVC EQUIVALENT TO THE ORIGINAL OGEE/OG CAST IRON PROFILE) — MOST SPECIFIED COLOUR: WHITE (THE MOST INSTALLED COLOUR FOR UPVC GUTTERS IN LONDON RESIDENTIAL RENOVATION IN 2025 ON FRONT ELEVATIONS) AND BLACK (THE SECOND MOST INSTALLED COLOUR — MOST COMMONLY INSTALLED ON REAR EXTENSIONS AND OUTBUILDINGS IN LONDON RESIDENTIAL RENOVATION IN 2025)); SECOND MOST SPECIFIED UPVC GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025: WAVIN OSMA 112MM HALF-ROUND PVCU GUTTER (THE SECOND MOST SPECIFIED UPVC HALF-ROUND GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025 — WAVIN OSMA — COMPATIBLE WITH MARLEY 112MM HALF-ROUND SYSTEM (THE MOST CITED COMPATIBILITY FEATURE IN LONDON RESIDENTIAL RENOVATION IN 2025 — WHERE WAVIN OSMA AND MARLEY RAINWATER ARE CROSS-COMPATIBLE ALLOWING MIXED-BRAND REPAIRS)); MOST SPECIFIED UPVC FLAT-BACK GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025: HUNTER PLASTICS DEEPFLOW FLAT-BACK GUTTER (THE MOST SPECIFIED UPVC FLAT-BACK GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025 — HUNTER PLASTICS DEEPFLOW — FLAT-BACK GUTTER FOR FLUSH FITTING AGAINST A FASCIA BOARD — MOST SPECIFIED WHEN INSTALLED ON THE REAR PARAPET WALL OF A FLAT ROOF REAR EXTENSION (THE MOST COMMON INSTALLATION LOCATION FOR A FLAT-BACK GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025 — WHERE THE FLAT BACK ALLOWS THE GUTTER TO BUTT DIRECTLY AGAINST A PARAPET UPSTAND)); CAST IRON RAINWATER GOODS — MOST SPECIFIED IN LONDON RESIDENTIAL RENOVATION IN 2025: MOST SPECIFIED CAST IRON GUTTER IN LONDON RESIDENTIAL RENOVATION IN 2025: CAST IRON OG (OGEE) PROFILE GUTTER (THE MOST SPECIFIED CAST IRON GUTTER PROFILE IN LONDON RESIDENTIAL RENOVATION IN 2025 — OG/OGEE PROFILE — 100MM NOMINAL WIDE × 75MM DEEP — THE MOST COMMON ORIGINAL PROFILE ON LONDON VICTORIAN AND EDWARDIAN TERRACE HOUSES (THE MOST CITED REASON FOR SPECIFYING OG PROFILE CAST IRON IN LONDON RESIDENTIAL RENOVATION IN 2025 IS LIKE-FOR-LIKE HERITAGE REPLACEMENT MATCHING ORIGINAL) — MOST SPECIFIED CAST IRON GUTTER SUPPLIER IN LONDON RESIDENTIAL RENOVATION IN 2025: CAST-IRON PRODUCTS LTD OR SAINT-GOBAIN PAM UK (THE MOST COMMONLY SPECIFIED UK CAST IRON GUTTER MANUFACTURERS IN LONDON RESIDENTIAL RENOVATION IN 2025)); MOST SPECIFIED CAST IRON DOWNPIPE IN LONDON RESIDENTIAL RENOVATION IN 2025: CAST IRON ROUND DOWNPIPE 68MM (THE MOST SPECIFIED CAST IRON DOWNPIPE DIAMETER IN LONDON RESIDENTIAL RENOVATION IN 2025 — 68MM NOMINAL DIAMETER ROUND SECTION CAST IRON DOWNPIPE — THE MOST INSTALLED DOWNPIPE TYPE ON LONDON VICTORIAN AND EDWARDIAN TERRACE HOUSES (THE MOST CITED ORIGINAL DOWNPIPE TYPE IN LONDON RESIDENTIAL RENOVATION IN 2025 FOR CONSERVATION AREA LIKE-FOR-LIKE REPLACEMENT)); STEEL AND ALUMINIUM RAINWATER GOODS — MOST SPECIFIED IN LONDON RESIDENTIAL RENOVATION IN 2025: MOST SPECIFIED STEEL RAINWATER SYSTEM IN LONDON RESIDENTIAL RENOVATION IN 2025: ALUMASC LINDAB STEEL RAINWATER SYSTEM (THE MOST SPECIFIED STEEL RAINWATER GOODS SYSTEM IN LONDON RESIDENTIAL RENOVATION IN 2025 — ALUMASC LINDAB — HOT-DIPPED GALVANISED STEEL WITH POLYESTER POWDER COAT FINISH — MOST SPECIFIED COLOUR: ANTHRACITE GREY RAL 7016 (THE MOST INSTALLED COLOUR FOR STEEL RAINWATER GOODS IN LONDON RESIDENTIAL RENOVATION IN 2025 — PARTICULARLY ON REAR FLAT ROOF EXTENSIONS AND CONTEMPORARY PROPERTIES)).
Fascia boards, soffits, planning constraints, and London rainwater goods replacement costs in 2025
Fascia boards, soffits, planning constraints in conservation areas, and typical London residential rainwater goods replacement costs in 2025: FASCIA BOARDS AND SOFFITS — MOST SPECIFIED IN LONDON RESIDENTIAL RENOVATION IN 2025 AS PART OF A RAINWATER GOODS REPLACEMENT: MOST SPECIFIED FASCIA BOARD IN LONDON RESIDENTIAL RENOVATION IN 2025: UPVC OGEE FASCIA BOARD 150MM×16MM CHAMFERED IN WHITE (THE MOST SPECIFIED UPVC FASCIA BOARD IN LONDON RESIDENTIAL RENOVATION IN 2025 — MOST COMMONLY REPLACED AT THE SAME TIME AS THE GUTTERS AND DOWNPIPES WHEN THE ORIGINAL TIMBER FASCIA HAS BECOME ROTTEN AND REQUIRES REPLACEMENT — THE MOST CITED COMBINATION IN LONDON RESIDENTIAL RENOVATION IN 2025 IS REPLACING THE TIMBER FASCIA, SOFFIT, AND GUTTERING AS A COMBINED PACKAGE RATHER THAN AS SEPARATE TRADES); MOST SPECIFIED SOFFIT IN LONDON RESIDENTIAL RENOVATION IN 2025: UPVC 9MM VENTED SOFFIT PANEL 250MM WIDE IN WHITE (THE MOST SPECIFIED UPVC SOFFIT IN LONDON RESIDENTIAL RENOVATION IN 2025 — VENTED SOFFIT PANEL — MOST SPECIFIED WITH VENTILATION SLOTS (THE MOST CITED ROOF HEALTH REQUIREMENT IN LONDON RESIDENTIAL RENOVATION IN 2025 — WHERE VENTILATION OF THE ROOF SPACE VIA VENTED SOFFITS IS A REQUIREMENT OF BUILDING REGULATIONS APPROVED DOCUMENT F)); PLANNING CONSTRAINTS FOR RAINWATER GOODS IN LONDON CONSERVATION AREAS IN 2025: THE MOST IMPORTANT PLANNING CONSTRAINT ON RAINWATER GOODS REPLACEMENT IN LONDON CONSERVATION AREAS IN 2025 IS THE REQUIREMENT TO USE MATCHING MATERIALS AND PROFILES TO THE ORIGINAL SYSTEM — IN MOST LONDON CONSERVATION AREAS IN 2025, REPLACEMENT OF CAST IRON GUTTERS AND DOWNPIPES WITH UPVC IS CONSIDERED A MATERIAL CHANGE THAT REQUIRES PLANNING PERMISSION OR IS CONTRARY TO LOCAL DEVELOPMENT PLAN POLICIES — THE MOST COMMONLY REQUIRED REPLACEMENT MATERIAL FOR CAST IRON IN LONDON CONSERVATION AREAS IN 2025 IS EITHER: CAST IRON (THE MOST COMMONLY REQUIRED REPLACEMENT MATERIAL — PREFERRED BY ALL LONDON BOROUGHS FOR LISTED BUILDINGS AND STRONGLY PREFERRED FOR MOST LONDON CONSERVATION AREAS IN 2025) OR ALUMINIUM POWDER-COATED IN A COLOUR MATCHING THE ORIGINAL (THE MOST COMMONLY ACCEPTED ALTERNATIVE TO CAST IRON IN LONDON CONSERVATION AREAS IN 2025 WHERE THE LOCAL PLANNING AUTHORITY ACCEPTS AN ALUMINIUM REPLACEMENT MATCHING THE PROFILE AND COLOUR OF THE ORIGINAL CAST IRON); LONDON RESIDENTIAL RAINWATER GOODS REPLACEMENT COSTS IN 2025 (SUPPLY+FIT): FULL FRONT AND REAR RAINWATER GOODS REPLACEMENT — STANDARD 3-BEDROOM LONDON TERRACE — MARLEY PVCU 112MM HALF-ROUND GUTTERS + UPVC 68MM ROUND DOWNPIPES + NEW UPVC FASCIA 150MM + VENTED SOFFIT 250MM (LONDON RESIDENTIAL 2025): £2,000-£4,500; FULL FRONT AND REAR REPLACEMENT WITH CAST IRON OG PROFILE GUTTERS + CAST IRON 68MM ROUND DOWNPIPES (LIKE-FOR-LIKE CONSERVATION AREA — LONDON RESIDENTIAL 2025): £4,000-£9,000; ALUMASC LINDAB STEEL RAINWATER SYSTEM — REAR EXTENSION PARAPET GUTTER + DOWNPIPE ONLY ANTHRACITE GREY RAL 7016 (LONDON RESIDENTIAL 2025): £600-£1,800; BLOCKED GUTTER CLEAR AND MINOR REPAIR ONLY (LONDON RESIDENTIAL 2025): £150-£400.
Frequently Asked Questions
What are the most specified rainwater goods for London residential renovation in 2025 and what do London guttering replacements cost?▼
Important Note
This guide is for general information only. Building regulations, planning rules, and legal requirements change regularly and vary by local authority. Always seek professional advice specific to your project and location. RCB Design & Build offers free initial consultations — book your free survey.