Home Inspector Wallingford, PA | Home Inspection & Mold Testing

All Seasons provides professional home inspections and PRO-LAB certified mold testing in Wallingford, Delaware County. InterNACHI-certified owner-operator Bob personally performs every inspection — 20+ years experience, 4.9 stars on Google, 24-hour reports. Home inspections from $325, mold testing from $290. Call 610-348-6728 for a free estimate.

Wallingford, Delaware County

What home inspection and mold testing services are available in Wallingford?

Wooded lots, stone-and-stucco colonials, and roads that bend with the terrain give Wallingford a settled, unhurried feel that sets it apart from the tighter grid streets closer to Chester. Providence Road, which is Route 252, runs as the spine, passing the Helen Kate Furness Free Library and feeding the neighborhoods along Brookhaven Road, Turner Road, Sykes Lane, and Possum Hollow Road. Plush Mill Road carries traffic past the Community Arts Center and the older parcels down toward the water. Crum Creek marks the eastern edge, cutting a deep wooded valley toward Swarthmore, while Ridley Creek drains the western side of the township. Commuters use the Wallingford station on SEPTA's Media/Wawa Line, and Baltimore Pike takes the through traffic along the northern boundary. Plenty of families land here for Strath Haven High School and the rest of the Wallingford-Swarthmore schools. The housing stock reflects roughly fifty years of building, from early-1900s foursquares and center-hall stone colonials through 1920s and 1930s Tudor revivals and Craftsman bungalows, and on into the postwar ranches and split-levels that filled the remaining lots. Most sit on poured concrete or concrete block foundations with full basements, and a great many still carry their original clay sewer laterals running out beneath mature oak and maple root systems. Sloping ground, heavy tree canopy, and eighty-plus years of settlement mean drainage, grading, and roof condition drive most of what a buyer here needs to understand before closing.

The pattern I run into most in Wallingford is water finding its way in from outside rather than from a plumbing failure. These are older homes on sloping, heavily wooded lots, and after eighty or ninety years the grading has flattened out, the downspout extensions have disappeared, and the basement window wells hold water right against the foundation wall. Inside, plaster over lath hides it well. A wall can look perfectly sound and still be damp behind the surface, which is why I check with a moisture meter instead of trusting my eyes. The other recurring find is the clay sewer lateral. Big trees and clay pipe joints are a bad combination, and I see root intrusion and bellied sections regularly on this side of Nether Providence Township. What matters most for buyers here is that one person sees the whole picture. I do the home inspection, the PRO-LAB certified mold testing, and the indoor air quality testing myself, with no subcontractors. If the inspection turns up a damp basement corner or an oil-to-gas furnace conversion venting into an oversized chimney liner, I can sample the air on the same visit instead of handing you a list of other companies to call. I have worked Wallingford and its neighbors, including Swarthmore just across Crum Creek, for more than twenty years. If you have a settlement date coming or a musty basement you cannot explain, call me at 610-348-6728 and we will sort out what you are actually dealing with.

20+
Years of Experience
1900s–1950s
Primary Housing Era
4.9★
Google Rating (159)
2
National Certifications

What does a home inspection in Wallingford include?

Bob approaches every Wallingford inspection per ASHI and InterNACHI Standards of Practice. With 1900s–1950s housing stock dominant in Wallingford, Bob pays particular attention to the era-specific issues that affect early to mid-20th century construction in Delaware County.

Block & Poured Foundations with Clay Laterals

1920s–1940s homes typically feature poured concrete or concrete block foundations — an improvement over stone, but still vulnerable to cracking and water intrusion after 80+ years. Bob pays special attention to clay sewer laterals common in this era, which suffer from tree root intrusion and joint separation.

Early Electrical Upgrades & Oil-to-Gas Conversions

Many homes from this era have had multiple electrical upgrades layered over original wiring — sometimes creating code violations where old and new systems connect improperly. Bob also evaluates oil-to-gas furnace conversions, checking that chimney liners, supply lines, and venting meet current safety standards.

Original Slate Roofs & Plaster-Over-Lath Moisture

Original slate and clay tile roofs from the 1920s–1940s may still be serviceable but require careful inspection for worn fasteners and deteriorating underlayment. Bob checks for plaster-over-lath moisture issues where exterior water intrusion saturates wall cavities behind intact-looking plaster surfaces.

Plaster Walls, Hardwood Floors & Early Insulation

These homes feature quality craftsmanship — hardwood floors, plaster walls, built-in cabinetry — but often lack adequate insulation by modern standards. Bob evaluates whether past insulation retrofits were done properly and checks for moisture trapped behind plaster from exterior or plumbing leaks.

How does mold testing work in Wallingford?

Homes from the 1920s–1940s combine aging infrastructure with building practices that create persistent moisture pathways — clay sewer laterals, minimal foundation waterproofing, and plaster walls that mask moisture damage.

Clay sewer laterals with tree root intrusion causing backup and sub-slab moisture

Oil-to-gas conversion furnaces with condensation issues from improper chimney liner sizing

Plaster-over-lath walls that hold moisture for extended periods without visible exterior signs

Basement window wells with deteriorating drainage directing water toward foundation walls

Clear Results & Honest Recommendations

Bob walks you through exactly what the lab results mean — no jargon, no panic. All samples go to a PRO-LAB certified lab with results in 2-3 days. Mold testing starts at $290.

What are common issues in Wallingford homes?

Based on 20+ years inspecting early to mid-20th century homes in Delaware County, these are the issues Bob finds most often in Wallingford's 1900s–1950s housing stock:

  • Clay sewer laterals with tree root intrusion and bellied sections
  • Layered electrical upgrades with code violations at old/new connections
  • Oil-to-gas furnace conversions with improper chimney liner sizing
  • Original slate or clay tile roofs reaching end of useful life
  • Plaster-over-lath moisture damage hidden behind intact-looking walls
  • Inadequate insulation and single-pane windows driving high energy costs

Schedule in Wallingford

Same-week appointments available. Bob personally oversees every inspection — you always know who's walking through your home.

610-348-6728

Mon–Sat, 7am–7pm • Urgent pre-closing available

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Pricing for Wallingford

Home Inspection
Full inspection + 24-hour report
From $325
Mold Testing
PRO-LAB certified lab analysis
From $290

Every home is different. Call Bob for your specific quote — he'll give you an honest number on the spot.

See Full Pricing Details →
"24-hour report. You always get Bob. My name is on every inspection I do."
InterNACHI Certified • PRO-LAB Certified Mold Testing • No Conflict of Interest
610-348-6728 See Pricing

Why Choose Bob

Why do Wallingford homeowners choose All Seasons?

01

You Always Get Bob

When you hire All Seasons, Bob personally oversees your inspection — start to finish. No corporate dispatch, no unknown inspector. You know exactly who's walking through your Wallingford home.

02

InterNACHI Certified

InterNACHI Certified Professional Inspector with 20+ years of specialized expertise in Delaware County's 1900s–1950s housing stock.

03

24-Hour Reports

Your detailed, photo-rich inspection report delivered the same day. No waiting — so you can make decisions within your contract timeline.

04

Early to mid-20th century Expertise

Bob has deep experience with 1920s–1940s construction — homes built with real craftsmanship but aging infrastructure. He knows the common failure points: clay laterals, layered electrical upgrades, oil-to-gas conversions, and plaster moisture issues that other inspectors miss.

Get in Touch

How do I schedule an inspection in Wallingford?

Same-week appointments available throughout the Philadelphia region.

Serving Philadelphia, Montgomery, Bucks, Chester & Delaware Counties. All major credit cards accepted.

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Common Questions

What are common home inspection questions in Wallingford?

Questions buyers and sellers in Wallingford ask us most often — answered directly.

A full home inspection in Wallingford starts at $325. The final number depends on the size, age, and condition of the house, since a 1930s center-hall colonial with a finished basement and a detached garage takes longer to walk than a postwar ranch. Bob quotes honestly on the first call, per property, with no bait pricing. Every inspection includes a detailed digital report with photographs, typically in your hands within 24 hours, plus a walkthrough of what he found and what it actually means for your negotiation or your repair list. Add-ons such as radon or a sewer scope are priced separately and discussed up front. Call 610-348-6728 for a quote on the specific Wallingford address you are considering.
Three services, and Bob Klebanoff personally performs all of them. Full home inspections for buyers and sellers start at $325. PRO-LAB certified mold testing starts at $290. Indoor air quality testing, covering particulates, VOCs, and combustion byproducts, also starts at $290. There are no subcontractors and no rotating technicians, so the person who samples your basement is the same person who inspected the roof and explains the report to you afterward. For Wallingford homes that is a practical advantage, because a damp basement corner, a plaster wall holding moisture, and an old furnace conversion are usually one connected problem rather than three separate ones. Bob carries InterNACHI and ASHI certification and has been inspecting Delaware County properties for more than twenty years.
Yes. Wallingford is a core part of the service area, and Bob has been inspecting homes here and across the rest of Nether Providence Township for more than twenty years. He also covers the surrounding Delaware County communities, including Swarthmore, Media, Brookhaven, Springfield, Ridley Park, and Woodlyn. Scheduling is usually available within a few days, and Bob works around real estate timelines, so if you are inside a tight inspection contingency window, say so when you call and he will fit you in. Because this is a solo operation, you are talking directly to the inspector when you book, not to a call center that assigns whoever is free. Call 610-348-6728 to check availability for your date.
Clay sewer laterals top the list. Wallingford has mature oaks and maples over lines that were installed in the 1920s and 1930s, and roots find the joints. Bob sees root intrusion, separated joints, and bellied sections that hold waste and back up into the basement. Second is layered electrical work. Most of these houses have been rewired in pieces across several decades, and the trouble usually shows up where old and new systems meet, at junction boxes, panel taps, and ungrounded circuits feeding modern loads. Third is exterior water intrusion showing up as plaster-over-lath moisture, where a wall looks intact but the cavity behind it has been damp for years. Bob checks all three specifically rather than relying on a generic checklist.
Both deserve a close look. Original slate and clay tile roofs from this era can still be serviceable, but the fasteners and underlayment fail long before the slate itself does, so Bob inspects for slipped tiles, rusted nails, and flashing that has been patched rather than replaced. Repairs to a slate roof are specialty work and cost accordingly, which is worth knowing before you write an offer. On heating, many Wallingford homes were converted from oil to gas at some point. Bob checks that the chimney liner was properly sized for the new appliance, that supply lines and venting meet current safety standards, and that an abandoned oil tank was documented. An oversized liner is a real condensation and combustion safety issue, not a paperwork detail.
Get testing when the house gives you a reason. In Wallingford that reason is usually a basement that smells musty after a heavy rain, a window well that holds water, a stain on a plaster wall, or a finished basement that was built over a foundation that was never waterproofed. Plaster over lath can hold moisture for a long time with nothing visible on the surface, so a nose or a moisture reading is often a better trigger than a visual. Air quality testing is worth considering if the house still has an original or converted furnace putting soot into ductwork, if the attic has vermiculite insulation that may contain tremolite asbestos, or if the bathrooms predate real exhaust fans. Mold testing starts at $290 and air quality testing starts at $290. Call 610-348-6728.
Topography and trees. Much of Wallingford sits on ground that slopes toward Crum Creek on the east or Ridley Creek on the west, so surface water moves through yards rather than sitting still. Add a heavy tree canopy that fills gutters with leaves every autumn, and the water that should be carried away ends up at the foundation instead. Bob checks the grading around the house, whether downspouts actually discharge away from the wall, the condition and drainage of basement window wells, and whether an interior drain or sump was installed to manage a problem nobody ever fixed at the source. A wet basement in Wallingford is nearly always an exterior water management issue first and a waterproofing question second.
A pre-listing inspection is worth it here, because Wallingford buyers are typically purchasing an eighty to one hundred year old house and their inspector will find things. Knowing what those things are before an offer arrives means you set the price accordingly instead of renegotiating under pressure with a settlement date looming. In practice the items that most often blow up a Wallingford deal are the sewer lateral, the roof, and evidence of basement moisture, all of which are easier to price out calmly in advance. Bob will walk the property, deliver the same detailed digital report a buyer would get, and tell you plainly which items are worth fixing and which are worth disclosing. Call 610-348-6728 to schedule before your photos are taken.
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