catflapfittersouthlondon.co.ukCatflap Fitter South London

South London Catflap

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