catflapfittersouthlondon.co.ukCatflap Fitter South London

South London Cat Flap In Wooden Door

Cat Flap Fitting Services in W3 South London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0208 098 2021
Email Us: sales@catflapfittersouthlondon.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0208 098 2021 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

How to train your cat or dog to use their new pet flap

Some cats will approach a cat flap with curiosity, while others may be a bit more wary. Here is five easy steps to help get your cat using its new cat flap.

Cold every time you have to get up and let the cat in or out - woken in the middle of the night - sound familiar, then its possibly time you fitted a cat flap/dog flap!

Click for step by step proven guide
How to train your cat or dog to use their new pet flap

What our customers say

Choosing the right pet flap for your Pet

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page

Frequently asked questions

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No - The cat flap/catflap must be glass fitting and circular as it is very expensive to cut a square hole, although not impossible.

Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

No - The glass in the door should already be toughened and you can not cut toughened glass, so we will need to replace the unit (worth hanging on to the double glazed unit we take ut as should you move or need to put this back at a later date will save you some money).

Yes - as cat flaps come in different sizes, models, automatic etc. it is best to talk to us first in order that you can ask all the questions you require answered on the most popular brands. We offer a selection of cat flaps and pet doors, we highly recommend that you take a brief look at the options prior to making a decision. We have added a link from our site to some of the most popular brands.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

Just be prepared to be a bit more patient with older cats who may not have used a cat flap before. Use a food reward for your cat and try playing in close by so they get used to being nect to it. Leave the flap open so they can see outside as curiosity will entice them closer until they eventually go through it. 

Areas we cover

Postcodes   W1M   DA1   SE1   SE17   DA16   SE25   SW9   SE6   DA9   SW8   W8   DA12   DA14   SE14   SE4   W13   W14   BR8   BR2   DA8   DA6   TW15   TW1   DA5   TW17   BR3   SE15   TW3   BR7   SE2   SE9   TW19   TW13   SE20   SW13   DA3   BR1   SE21   TW5   DA2   TW8   SW19   SE3   SW6   SW5   SW11   TW10   SE11   BR6   W9   SE13   SW4   SE8   W4   SE19   SW7   SW10   W12   SE7   SE16   BR5   DA17   SW17   SW18   SW12   W3   SE10   TW9   SE5   SW15   SE22   SE24   TW12   W2   TW11   TW7   SW14   DA11   SW1   DA15   W11   DA4   BR4   W7   SE18   SE23   TW16   SW16   SE27   TW14   SW20   W1   W6   W10   TW18   W5   TW20   SW1A   SE12   DA13   TW4   SE28   SW2   SW3   DA10   SE26
Towns   Gunnersbury   Kidbrooke   South Wimbledon   Egham   Streatham Common   Shepperton   Paddington   Harvel   Greenhithe   Chalk   Tooting Broadway   Sutton at Hone   Vigo Village   Walworth   Abbey Wood   Great Portland Street   Riverside   Wimbledon Common   Lewisham   Tulse Hill   Southwark Cathedral   Westbourne Park   Kingston upon Thames   Kew   Englefield Green   East Sheen   Catford   Herne Hill   Chelsea   Maida Hill   Farnborough   Boston Manor   Orpington   West Brompton   Westbourne Green   Uxbridge Road   Lambeth North   St Paul's Cray   Westminster Bridge   Hammersmith   Hounslow   Sydenham   Putney   Cromwell Road   Ladywell   Forest Hill   Park Lane   Merton   Elephant & Castle   Upper Sydenham   Streatham Hill   Northfields   Swanscombe   Lower Sydenham   Rocks Lane   West Dulwich   Boston Manor   South Acton   Battersea   Shooter's Hill   Grove Park   Istead Rise   Downe   Western Avenue   South Darenth   Isleworth   Betsham   Norbury   Slade Green   Chiswick Park   Chelsea Embankment   Bexleyheath   Penge   Brockley   West Kilburn   Crystal Palace   Bond Street   Copse Hill   Hartley   Hythe End   West Norwood   Northfleet   New Ash Green   Upper Tooting   Ealing   Lesnes Abbey   Crockenhill   New Eltham   Oval   Ealing Broadway   Chiswick   Westway   Beckenham   Cromwell Road   Waterloo   Horton Kirby   Thorpe   Grove Park   Tooting Graveney   Norwood   Chelsea   City of Westminster   Turnham Green   Belgravia   Earlsfield   Kensington   Ham   Blackheath Park   Hammersmith & Fulham   Crayford   Clapham South   Lavender Hill   South Ealing   Stockwell   Peckham   Ladbroke Grove   South Kensington   Latimer Road   Bellingham   Regent Street   Holland Park   New Cross   Western Avenue   Tulse Hill   Stanwell   Fulham   Green Park   Richmond Park   Bedford Park   Acton Town   Piccadilly Circus   Southwark   Cottenham Park   Richmond   West Hill   Singlewell or Ifield   St James's Park   Chislehurst   Hampton   Keston   Deptford High Street   Fulham Broadway   Peckham Rye   Foots Cray   High Street Kensington   Wimbledon Park   Vauxhall   Earl's Court   East Putney   Goldhawk Road   Farningham   Chiswick House   Nunhead   Erith Marshes   Elthorne Park   Bickley   Westminster Abbey   Hounslow East   Kensal Town   Ranger's House   Brompton Road   New Kent Road   Gravesend   Marble Arch   Ladbroke Grove   Bromley   Putney Heath   Charlton   Eltham   Notting Hill Gate   New Barn   Well Hill   Hayes   Stamford Brook   Chelsfield   West Wickham   Teddington   Hyde Park   Knightsbridge   Crystal Palace   Westbourne Grove   Royal Oak   Chislehurst Caves   East Dulwich   West Kensington   Wilmington   Bexley   North Ealing   Bermondsey   Docklands   Shooter's Hill   Leaves Green   Bostall Woods   Knockholt Station   Cranford   Sands End   Horniman Museum   Wimbledon   Queens Road   Culverstone Green   Sunbury   Chiswick High Road   Putney Bridge   Richmond upon Thames   Borough   Littleton   Locksbottom   Mottingham   Kew Gardens   Hanwell   Elmers End   Plumstead   Hither Green   Paddington   Merton   Soho   Sidcup   Goldhawk Road   Haydons Road   Eynsford   South Street   Edgware Road   Longfield Hill   Castlenau   Hounslow   South Bank   Queen's Gate   Perry Street   Victoria   West Acton   Wandsworth Road   Maida Vale   Mayfair   Staines   Wandsworth Common   Feltham   Warwick Avenue   Upper Norwood   Canary Wharf   Acton   Loughborough Junction   Upper Halliford   Stone   Surrey Quays   Westminster   Thamesmead   Well Hall   Bedford Park   Barons Court   Cheyne Walk   Syon House   Rotherhithe   East Dulwich   Ealing Common   Woodside   Bayswater Road   Raynes Park   Green Street Green   Welling   North Kensington   Tooting Bec   Brook Green   Buckingham Palace   Kensington & Chelsea   Balham   Hook Green   Drayton Green   Brompton   Coldharbour Lane   Belvedere   Hammersmith   Coldblow   Marylebone   Shorne Ridgeway   Clapham   Osterley   Fulham Palace Road   Camberwell   Wandsworth Town   White City   Hanger Lane   Sloane Square   Thamesmead   Ravenscourt Park   Thong   Meopham   St Mary Cray   Anerley   Roehampton   Norwood Junction   Summerstown   Tottenham Court Road   Cobham   Streatham   East Wickham   Hextable   Darenth   Colliers Wood   Fawkham Green   Heston   Denmark Hill   Lambeth   Holland Park   Vauxhall Bridge   East Acton   Lancaster Gate   North Cray   Bushy Park   Hyde Park Corner   Hanworth   London Bridge   Greenwich   Hounslow Central   Lambeth   Sole Street   Sydenham Hill   West Heath   Hounslow West   Horseferry Road   Oxford Street   Clapham Common   Great West Road   South Lambeth   Woolwich   Honor Oak Park   Southfields   Kennington   Old Kent Road   Putney Vale   Hatton   Camer   Newington   Clapham North   Kensington Gore   Blackheath   Twickenham   Fulham Palace Road   Osterley Park   Lee Green   Dartford   Southwark   Longfield   Luddesdown   Gloucester Road   Eden Park   Ealing   Bermondsey   Barnes Bridge   Lee   Shepherds Bush   Lane End   Dulwich   Laleham   New Cross Gate   Brixton   Honor Oak   Ladywell   Hyde Park   Bushey Mead   Olympia   Nine Elms   Avery Hill   Kennington   Crofton Park   Swanley   Oxford Circus   Deptford   Down House   Warren Street   Queensway   Acton Green   Barnes   Brompton   Rye Lane   Mortlake   Lambeth   Bayswater   Meopham Green   Marble Hill   Gipsy Hill   Goodge Street   Southfleet   Deptford   Stockwell   Warwick Park   South Norwood   Notting Hill   Hawley   Pratt's Bottom   Bromley Common   Lewisham   Green Street Green   Erith   Clapham Junction   Furzedown   North Dulwich   Marylebone   Vauxhall   Brentford   Bean   Ashford   Shorne   Ham House   Parsons Green   Stanwell Moor   St John's   Wraysbury   Wandsworth   Cooper's Hill   Pimlico   West Ealing   East Bedfont
Counties   Kent   Surrey   Berkshire   Greater London
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