www.catflapfittersouthlondon.co.ukCatflap Fitter South London

South London Catflap

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