catflapfittersouthlondon.co.ukCatflap Fitter South London

South London Catflap

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