www.catflapfittersouthlondon.co.ukCatflap Fitter South London

West Dulwich Cat Flap In Wooden Door

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